1888394440

素因数分解:

$2^3\times 5^1\times {\mathrm{3323}}^1\times {\mathrm{14207}}^1$

素因数の和:17541

約数の個数: 32

約数和(自身を含む): 4250465280

約数和(自身を除く): 2362070840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3323, 6646, 13292, 14207, 16615, 26584, 28414, 33230, 56828, 66460, 71035, 113656, 132920, 142070, 284140, 568280, 47209861, 94419722, 188839444, 236049305, 377678888, 472098610, 944197220, 1888394440]

約数ペア:

[(1, 1888394440), (2, 944197220), (4, 472098610), (5, 377678888), (8, 236049305), (10, 188839444), (20, 94419722), (40, 47209861), (3323, 568280), (6646, 284140), (13292, 142070), (14207, 132920), (16615, 113656), (26584, 71035), (28414, 66460), (33230, 56828)]