Q: What is the sum of all factors of the number 661,072 including 661,072?
A: 1,299,520
The factors of the number 661,072 are: 1, 2, 4, 8, 16, 79, 158, 316, 523, 632, 1046, 1264, 2092, 4184, 8368, 41317, 82634, 165268, 330536, 661072.
If you add them up, you will get the total of 1,299,520.