Q: What is the sum of all factors of the number 163,720 excluding 163,720?
A: 204,740
The factors of the number 163,720 are: 1, 2, 4, 5, 8, 10, 20, 40, 4093, 8186, 16372, 20465, 32744, 40930, 81860, 163720.
If you add them up, you will get the total of 163,924. Now subtract 163,720 to get 204,740