Q: What is the sum of all factors of the number 215,210 excluding 215,210?
A: 172,186
The factors of the number 215,210 are: 1, 2, 5, 10, 21521, 43042, 107605, 215210.
If you add them up, you will get the total of 215,382. Now subtract 215,210 to get 172,186