Q: What is the sum of all factors of the number 421,320 excluding 421,320?
A: 843,000
The factors of the number 421,320 are: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 3511, 7022, 10533, 14044, 17555, 21066, 28088, 35110, 42132, 52665, 70220, 84264, 105330, 140440, 210660, 421320.
If you add them up, you will get the total of 422,163. Now subtract 421,320 to get 843,000