Q: What is the sum of all factors of the number 287,404 excluding 287,404?
A: 254,340
The factors of the number 287,404 are: 1, 2, 4, 13, 26, 52, 5527, 11054, 22108, 71851, 143702, 287404.
If you add them up, you will get the total of 287,658. Now subtract 287,404 to get 254,340