Payment Splitter - https://youtu.be/8Xeer6eHceI

MyToken.sol

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.9;

import "@openzeppelin/contracts/token/ERC20/ERC20.sol";

contract MyToken is ERC20 {
    constructor() ERC20("MyToken", "MTK") {
        _mint(msg.sender, 10000000 * 10 ** decimals());
    }
}

Split.sol

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.9;

import "@openzeppelin/contracts/finance/PaymentSplitter.sol";

contract Split is PaymentSplitter {
    constructor (
        address[] memory payees,
        uint256[] memory shares_
    ) payable
    PaymentSplitter(payees, shares_)
    {}
}