Q: What is the sum of all factors of the number 206,440 excluding 206,440?
A: 295,040
The factors of the number 206,440 are: 1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 397, 520, 794, 1588, 1985, 3176, 3970, 5161, 7940, 10322, 15880, 20644, 25805, 41288, 51610, 103220, 206440.
If you add them up, you will get the total of 206,735. Now subtract 206,440 to get 295,040