Q: What is the sum of all factors of the number 209,120 excluding 209,120?
A: 285,304
The factors of the number 209,120 are: 1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1307, 2614, 5228, 6535, 10456, 13070, 20912, 26140, 41824, 52280, 104560, 209120.
If you add them up, you will get the total of 209,405. Now subtract 209,120 to get 285,304