Q: What is the sum of all factors of the number 72,440 excluding 72,440?
A: 90,640
The factors of the number 72,440 are: 1, 2, 4, 5, 8, 10, 20, 40, 1811, 3622, 7244, 9055, 14488, 18110, 36220, 72440.
If you add them up, you will get the total of 72,530. Now subtract 72,440 to get 90,640