249546340

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{121139}}^1$

素因数の和:121251

約数の個数: 24

約数和(自身を含む): 529139520

約数和(自身を除く): 279593180

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 121139, 242278, 484556, 605695, 1211390, 2422780, 12477317, 24954634, 49909268, 62386585, 124773170, 249546340]

約数ペア:

[(1, 249546340), (2, 124773170), (4, 62386585), (5, 49909268), (10, 24954634), (20, 12477317), (103, 2422780), (206, 1211390), (412, 605695), (515, 484556), (1030, 242278), (2060, 121139)]