Q: What is the sum of all factors of the number 674,890 excluding 674,890?
A: 539,930
The factors of the number 674,890 are: 1, 2, 5, 10, 67489, 134978, 337445, 674890.
If you add them up, you will get the total of 675,429. Now subtract 674,890 to get 539,930