31442890

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{881}}^1$

素因数の和:1014

約数の個数: 32

約数和(自身を含む): 58677696

約数和(自身を除く): 27234806

約数列:

[1, 2, 5, 10, 43, 83, 86, 166, 215, 415, 430, 830, 881, 1762, 3569, 4405, 7138, 8810, 17845, 35690, 37883, 73123, 75766, 146246, 189415, 365615, 378830, 731230, 3144289, 6288578, 15721445, 31442890]

約数ペア:

[(1, 31442890), (2, 15721445), (5, 6288578), (10, 3144289), (43, 731230), (83, 378830), (86, 365615), (166, 189415), (215, 146246), (415, 75766), (430, 73123), (830, 37883), (881, 35690), (1762, 17845), (3569, 8810), (4405, 7138)]