Q: What is the sum of all factors of the number 398,764 including 398,764?
A: 704,088
The factors of the number 398,764 are: 1, 2, 4, 131, 262, 524, 761, 1522, 3044, 99691, 199382, 398764.
If you add them up, you will get the total of 704,088.