2109260

素因数分解:

$2^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{401}}^1$

素因数の和:673

約数の個数: 24

約数和(自身を含む): 4457376

約数和(自身を除く): 2348116

約数列:

[1, 2, 4, 5, 10, 20, 263, 401, 526, 802, 1052, 1315, 1604, 2005, 2630, 4010, 5260, 8020, 105463, 210926, 421852, 527315, 1054630, 2109260]

約数ペア:

[(1, 2109260), (2, 1054630), (4, 527315), (5, 421852), (10, 210926), (20, 105463), (263, 8020), (401, 5260), (526, 4010), (802, 2630), (1052, 2005), (1315, 1604)]