82041020

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{19441}}^1$

素因数の和:19661

約数の個数: 24

約数和(自身を含む): 173111568

約数和(自身を除く): 91070548

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 844, 1055, 2110, 4220, 19441, 38882, 77764, 97205, 194410, 388820, 4102051, 8204102, 16408204, 20510255, 41020510, 82041020]

約数ペア:

[(1, 82041020), (2, 41020510), (4, 20510255), (5, 16408204), (10, 8204102), (20, 4102051), (211, 388820), (422, 194410), (844, 97205), (1055, 77764), (2110, 38882), (4220, 19441)]