Q: What is the sum of all factors of the number 306,420 excluding 306,420?
A: 551,724
The factors of the number 306,420 are: 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 5107, 10214, 15321, 20428, 25535, 30642, 51070, 61284, 76605, 102140, 153210, 306420.
If you add them up, you will get the total of 306,971. Now subtract 306,420 to get 551,724