531260

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{263}}^1$

素因数の和:373

約数の個数: 24

約数和(自身を含む): 1130976

約数和(自身を除く): 599716

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 263, 404, 505, 526, 1010, 1052, 1315, 2020, 2630, 5260, 26563, 53126, 106252, 132815, 265630, 531260]

約数ペア:

[(1, 531260), (2, 265630), (4, 132815), (5, 106252), (10, 53126), (20, 26563), (101, 5260), (202, 2630), (263, 2020), (404, 1315), (505, 1052), (526, 1010)]