91561240

素因数分解:

$2^3\times 5^1\times {\mathrm{2289031}}^1$

素因数の和:2289042

約数の個数: 16

約数和(自身を含む): 206012880

約数和(自身を除く): 114451640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2289031, 4578062, 9156124, 11445155, 18312248, 22890310, 45780620, 91561240]

約数ペア:

[(1, 91561240), (2, 45780620), (4, 22890310), (5, 18312248), (8, 11445155), (10, 9156124), (20, 4578062), (40, 2289031)]