Q: What is the sum of all factors of the number 439,720 excluding 439,720?
A: 549,740
The factors of the number 439,720 are: 1, 2, 4, 5, 8, 10, 20, 40, 10993, 21986, 43972, 54965, 87944, 109930, 219860, 439720.
If you add them up, you will get the total of 440,269. Now subtract 439,720 to get 549,740