15355240

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{3727}}^1$

素因数の和:3841

約数の個数: 32

約数和(自身を含む): 34894080

約数和(自身を除く): 19538840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 3727, 4120, 7454, 14908, 18635, 29816, 37270, 74540, 149080, 383881, 767762, 1535524, 1919405, 3071048, 3838810, 7677620, 15355240]

約数ペア:

[(1, 15355240), (2, 7677620), (4, 3838810), (5, 3071048), (8, 1919405), (10, 1535524), (20, 767762), (40, 383881), (103, 149080), (206, 74540), (412, 37270), (515, 29816), (824, 18635), (1030, 14908), (2060, 7454), (3727, 4120)]