Q: What is the sum of all factors of the number 331,120 excluding 331,120?
A: 438,920
The factors of the number 331,120 are: 1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 4139, 8278, 16556, 20695, 33112, 41390, 66224, 82780, 165560, 331120.
If you add them up, you will get the total of 331,558. Now subtract 331,120 to get 438,920