Q: What is the sum of all factors of the number 212,720 excluding 212,720?
A: 282,040
The factors of the number 212,720 are: 1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2659, 5318, 10636, 13295, 21272, 26590, 42544, 53180, 106360, 212720.
If you add them up, you will get the total of 213,002. Now subtract 212,720 to get 282,040