38327620

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{1087}}^1$

素因数の和:1180

約数の個数: 48

約数和(自身を含む): 84446208

約数和(自身を除く): 46118588

約数列:

[1, 2, 4, 5, 10, 20, 41, 43, 82, 86, 164, 172, 205, 215, 410, 430, 820, 860, 1087, 1763, 2174, 3526, 4348, 5435, 7052, 8815, 10870, 17630, 21740, 35260, 44567, 46741, 89134, 93482, 178268, 186964, 222835, 233705, 445670, 467410, 891340, 934820, 1916381, 3832762, 7665524, 9581905, 19163810, 38327620]

約数ペア:

[(1, 38327620), (2, 19163810), (4, 9581905), (5, 7665524), (10, 3832762), (20, 1916381), (41, 934820), (43, 891340), (82, 467410), (86, 445670), (164, 233705), (172, 222835), (205, 186964), (215, 178268), (410, 93482), (430, 89134), (820, 46741), (860, 44567), (1087, 35260), (1763, 21740), (2174, 17630), (3526, 10870), (4348, 8815), (5435, 7052)]