11561240

素因数分解:

$2^3\times 5^1\times {\mathrm{289031}}^1$

素因数の和:289042

約数の個数: 16

約数和(自身を含む): 26012880

約数和(自身を除く): 14451640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 289031, 578062, 1156124, 1445155, 2312248, 2890310, 5780620, 11561240]

約数ペア:

[(1, 11561240), (2, 5780620), (4, 2890310), (5, 2312248), (8, 1445155), (10, 1156124), (20, 578062), (40, 289031)]