9999260

素因数分解:

$2^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{1901}}^1$

素因数の和:2173

約数の個数: 24

約数和(自身を含む): 21089376

約数和(自身を除く): 11090116

約数列:

[1, 2, 4, 5, 10, 20, 263, 526, 1052, 1315, 1901, 2630, 3802, 5260, 7604, 9505, 19010, 38020, 499963, 999926, 1999852, 2499815, 4999630, 9999260]

約数ペア:

[(1, 9999260), (2, 4999630), (4, 2499815), (5, 1999852), (10, 999926), (20, 499963), (263, 38020), (526, 19010), (1052, 9505), (1315, 7604), (1901, 5260), (2630, 3802)]