Create a function that takes a list lst and a number n and returns a list of two integers whose product is that of the number n.
two_product([1, 2, 3, 4, 13, 5], 39) ➞ [3, 13]
two_product([11, 2, 7, 3, 5, 0], 55) ➞ [5, 11]
two_product([100, 12, 4, 1, 2], 15) ➞ None