Q: What is the sum of all factors of the number 139,890 excluding 139,890?
A: 195,918
The factors of the number 139,890 are: 1, 2, 3, 5, 6, 10, 15, 30, 4663, 9326, 13989, 23315, 27978, 46630, 69945, 139890.
If you add them up, you will get the total of 140,085. Now subtract 139,890 to get 195,918