420190616

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{701}}^1\times {\mathrm{2417}}^1$

素因数の和:3155

約数の個数: 32

約数和(自身を含む): 814769280

約数和(自身を除く): 394578664

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 701, 1402, 2417, 2804, 4834, 5608, 9668, 19336, 21731, 43462, 74927, 86924, 149854, 173848, 299708, 599416, 1694317, 3388634, 6777268, 13554536, 52523827, 105047654, 210095308, 420190616]

約数ペア:

[(1, 420190616), (2, 210095308), (4, 105047654), (8, 52523827), (31, 13554536), (62, 6777268), (124, 3388634), (248, 1694317), (701, 599416), (1402, 299708), (2417, 173848), (2804, 149854), (4834, 86924), (5608, 74927), (9668, 43462), (19336, 21731)]