Q: What is the sum of all factors of the number 680,205 excluding 680,205?
A: 419,379
The factors of the number 680,205 are: 1, 3, 5, 15, 137, 331, 411, 685, 993, 1655, 2055, 4965, 45347, 136041, 226735, 680205.
If you add them up, you will get the total of 680,624. Now subtract 680,205 to get 419,379