22427960

素因数分解:

$2^3\times 5^1\times {\mathrm{271}}^1\times {\mathrm{2069}}^1$

素因数の和:2351

約数の個数: 32

約数和(自身を含む): 50673600

約数和(自身を除く): 28245640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 271, 542, 1084, 1355, 2069, 2168, 2710, 4138, 5420, 8276, 10345, 10840, 16552, 20690, 41380, 82760, 560699, 1121398, 2242796, 2803495, 4485592, 5606990, 11213980, 22427960]

約数ペア:

[(1, 22427960), (2, 11213980), (4, 5606990), (5, 4485592), (8, 2803495), (10, 2242796), (20, 1121398), (40, 560699), (271, 82760), (542, 41380), (1084, 20690), (1355, 16552), (2069, 10840), (2168, 10345), (2710, 8276), (4138, 5420)]