Something like this:
560
28 20
4 7 4 5
2 2 2 2
560 280,2 140,2,2 70,2,2,2 35,2,2,2,2 7,5,2,2,2,2
77 7,11
15 3,5
1,270,2,135
23 is a prime number. No prime factorization. No tree.
13 is already prime. It doesn't need a tree.
188 94,2 47,2,2
39 3,13
275 55,5 11,5,5
75 25,3 5,5,3
2,675 2,5,125 2,5,5,25 2,5,5,5,5
390 195,2 65,3,2 13,5,3,2