Q: What is the sum of all factors of the number 830,840 excluding 830,840?
A: 1,038,640
The factors of the number 830,840 are: 1, 2, 4, 5, 8, 10, 20, 40, 20771, 41542, 83084, 103855, 166168, 207710, 415420, 830840.
If you add them up, you will get the total of 830,841. Now subtract 830,840 to get 1,038,640