Q: What is the sum of all factors of the number 423,880 excluding 423,880?
A: 529,940
The factors of the number 423,880 are: 1, 2, 4, 5, 8, 10, 20, 40, 10597, 21194, 42388, 52985, 84776, 105970, 211940, 423880.
If you add them up, you will get the total of 424,409. Now subtract 423,880 to get 529,940