87152120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{198073}}^1$

素因数の和:198095

約数の個数: 32

約数和(自身を含む): 213919920

約数和(自身を除く): 126767800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 198073, 396146, 792292, 990365, 1584584, 1980730, 2178803, 3961460, 4357606, 7922920, 8715212, 10894015, 17430424, 21788030, 43576060, 87152120]

約数ペア:

[(1, 87152120), (2, 43576060), (4, 21788030), (5, 17430424), (8, 10894015), (10, 8715212), (11, 7922920), (20, 4357606), (22, 3961460), (40, 2178803), (44, 1980730), (55, 1584584), (88, 990365), (110, 792292), (220, 396146), (440, 198073)]