9880180

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{12049}}^1$

素因数の和:12099

約数の個数: 24

約数和(自身を含む): 21256200

約数和(自身を除く): 11376020

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 12049, 24098, 48196, 60245, 120490, 240980, 494009, 988018, 1976036, 2470045, 4940090, 9880180]

約数ペア:

[(1, 9880180), (2, 4940090), (4, 2470045), (5, 1976036), (10, 988018), (20, 494009), (41, 240980), (82, 120490), (164, 60245), (205, 48196), (410, 24098), (820, 12049)]