291230260

素因数分解:

$2^2\times 5^1\times {\mathrm{401}}^1\times {\mathrm{36313}}^1$

素因数の和:36723

約数の個数: 24

約数和(自身を含む): 613125576

約数和(自身を除く): 321895316

約数列:

[1, 2, 4, 5, 10, 20, 401, 802, 1604, 2005, 4010, 8020, 36313, 72626, 145252, 181565, 363130, 726260, 14561513, 29123026, 58246052, 72807565, 145615130, 291230260]

約数ペア:

[(1, 291230260), (2, 145615130), (4, 72807565), (5, 58246052), (10, 29123026), (20, 14561513), (401, 726260), (802, 363130), (1604, 181565), (2005, 145252), (4010, 72626), (8020, 36313)]