Q: What is the sum of all factors of the number 644,704 excluding 644,704?
A: 624,620
The factors of the number 644,704 are: 1, 2, 4, 8, 16, 32, 20147, 40294, 80588, 161176, 322352, 644704.
If you add them up, you will get the total of 645,328. Now subtract 644,704 to get 624,620