I need to find the Relation such that

I included (0, 0) as one of my ordered pairs in the relation set, but apparently it isn't suppose to be in it. Why is that? Isn't 0 divisible by one?

And for the same two sets, A and B, I have to find the relation

What I found was

But the only correct ordered-pair in that set is (2, 2). I'm not entirely sure what I did wrong...