2220221480

素因数分解:

$2^3\times 5^1\times {\mathrm{277}}^1\times {\mathrm{200381}}^1$

素因数の和:200669

約数の個数: 32

約数和(自身を含む): 5013557640

約数和(自身を除く): 2793336160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 277, 554, 1108, 1385, 2216, 2770, 5540, 11080, 200381, 400762, 801524, 1001905, 1603048, 2003810, 4007620, 8015240, 55505537, 111011074, 222022148, 277527685, 444044296, 555055370, 1110110740, 2220221480]

約数ペア:

[(1, 2220221480), (2, 1110110740), (4, 555055370), (5, 444044296), (8, 277527685), (10, 222022148), (20, 111011074), (40, 55505537), (277, 8015240), (554, 4007620), (1108, 2003810), (1385, 1603048), (2216, 1001905), (2770, 801524), (5540, 400762), (11080, 200381)]