8609680

素因数分解:

$2^4\times 5^1\times {\mathrm{107621}}^1$

素因数の和:107634

約数の個数: 20

約数和(自身を含む): 20017692

約数和(自身を除く): 11408012

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 107621, 215242, 430484, 538105, 860968, 1076210, 1721936, 2152420, 4304840, 8609680]

約数ペア:

[(1, 8609680), (2, 4304840), (4, 2152420), (5, 1721936), (8, 1076210), (10, 860968), (16, 538105), (20, 430484), (40, 215242), (80, 107621)]