Q: What is the sum of all factors of the number 255,080 excluding 255,080?
A: 401,560
The factors of the number 255,080 are: 1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 911, 1822, 3644, 4555, 6377, 7288, 9110, 12754, 18220, 25508, 31885, 36440, 51016, 63770, 127540, 255080.
If you add them up, you will get the total of 255,481. Now subtract 255,080 to get 401,560