Q: What is the sum of all factors of the number 680,855 excluding 680,855?
A: 274,345
The factors of the number 680,855 are: 1, 5, 7, 35, 49, 245, 343, 397, 1715, 1985, 2779, 13895, 19453, 97265, 136171, 680855.
If you add them up, you will get the total of 681,129. Now subtract 680,855 to get 274,345