30820640

素因数分解:

$2^5\times 5^1\times {\mathrm{192629}}^1$

素因数の和:192644

約数の個数: 24

約数和(自身を含む): 72814140

約数和(自身を除く): 41993500

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 192629, 385258, 770516, 963145, 1541032, 1926290, 3082064, 3852580, 6164128, 7705160, 15410320, 30820640]

約数ペア:

[(1, 30820640), (2, 15410320), (4, 7705160), (5, 6164128), (8, 3852580), (10, 3082064), (16, 1926290), (20, 1541032), (32, 963145), (40, 770516), (80, 385258), (160, 192629)]