Answer:
2 is divisible by 1 and all even numbers are divisible by 2 so that means 4 but 2 is not divisible by 8 and 9 is not divisible by 2 but 1 is.
5 is not divisible by 4. 5 is divisible by 5, 5 is not divisible by 8, 9 is not divisible by 5, 1 is not divisible by 5.
10 is divisible by 1, 4 is not, 5 is not, 8 is not, 9 is not divisible by 10 but 1 is.