208165060

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{101051}}^1$

素因数の和:101163

約数の個数: 24

約数和(自身を含む): 441395136

約数和(自身を除く): 233230076

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 101051, 202102, 404204, 505255, 1010510, 2021020, 10408253, 20816506, 41633012, 52041265, 104082530, 208165060]

約数ペア:

[(1, 208165060), (2, 104082530), (4, 52041265), (5, 41633012), (10, 20816506), (20, 10408253), (103, 2021020), (206, 1010510), (412, 505255), (515, 404204), (1030, 202102), (2060, 101051)]