Q: What is the sum of all factors of the number 397,870 excluding 397,870?
A: 383,618
The factors of the number 397,870 are: 1, 2, 5, 10, 11, 22, 55, 110, 3617, 7234, 18085, 36170, 39787, 79574, 198935, 397870.
If you add them up, you will get the total of 398,253. Now subtract 397,870 to get 383,618