Q: What is the sum of all factors of the number 257,210 excluding 257,210?
A: 240,130
The factors of the number 257,210 are: 1, 2, 5, 10, 17, 34, 85, 89, 170, 178, 289, 445, 578, 890, 1445, 1513, 2890, 3026, 7565, 15130, 25721, 51442, 128605, 257210.
If you add them up, you will get the total of 257,450. Now subtract 257,210 to get 240,130