20111180

素因数分解:

$2^2\times 5^1\times {\mathrm{359}}^1\times {\mathrm{2801}}^1$

素因数の和:3169

約数の個数: 24

約数和(自身を含む): 42366240

約数和(自身を除く): 22255060

約数列:

[1, 2, 4, 5, 10, 20, 359, 718, 1436, 1795, 2801, 3590, 5602, 7180, 11204, 14005, 28010, 56020, 1005559, 2011118, 4022236, 5027795, 10055590, 20111180]

約数ペア:

[(1, 20111180), (2, 10055590), (4, 5027795), (5, 4022236), (10, 2011118), (20, 1005559), (359, 56020), (718, 28010), (1436, 14005), (1795, 11204), (2801, 7180), (3590, 5602)]