Q: What is the sum of all factors of the number 604,605 excluding 604,605?
A: 420,099
The factors of the number 604,605 are: 1, 3, 5, 15, 17, 51, 85, 255, 2371, 7113, 11855, 35565, 40307, 120921, 201535, 604605.
If you add them up, you will get the total of 605,025. Now subtract 604,605 to get 420,099