55547620

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{67741}}^1$

素因数の和:67791

約数の個数: 24

約数和(自身を含む): 119496888

約数和(自身を除く): 63949268

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 67741, 135482, 270964, 338705, 677410, 1354820, 2777381, 5554762, 11109524, 13886905, 27773810, 55547620]

約数ペア:

[(1, 55547620), (2, 27773810), (4, 13886905), (5, 11109524), (10, 5554762), (20, 2777381), (41, 1354820), (82, 677410), (164, 338705), (205, 270964), (410, 135482), (820, 67741)]