11618980

素因数分解:

$2^2\times 5^1\times {\mathrm{569}}^1\times {\mathrm{1021}}^1$

素因数の和:1599

約数の個数: 24

約数和(自身を含む): 24466680

約数和(自身を除く): 12847700

約数列:

[1, 2, 4, 5, 10, 20, 569, 1021, 1138, 2042, 2276, 2845, 4084, 5105, 5690, 10210, 11380, 20420, 580949, 1161898, 2323796, 2904745, 5809490, 11618980]

約数ペア:

[(1, 11618980), (2, 5809490), (4, 2904745), (5, 2323796), (10, 1161898), (20, 580949), (569, 20420), (1021, 11380), (1138, 10210), (2042, 5690), (2276, 5105), (2845, 4084)]