20120040105

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{6871}}^1\times {\mathrm{17747}}^1$

素因数の和:24637

約数の個数: 32

約数和(自身を含む): 35125705728

約数和(自身を除く): 15005665623

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 6871, 17747, 20613, 34355, 53241, 75581, 88735, 103065, 195217, 226743, 266205, 377905, 585651, 976085, 1133715, 2928255, 121939637, 365818911, 609698185, 1341336007, 1829094555, 4024008021, 6706680035, 20120040105]

約数ペア:

[(1, 20120040105), (3, 6706680035), (5, 4024008021), (11, 1829094555), (15, 1341336007), (33, 609698185), (55, 365818911), (165, 121939637), (6871, 2928255), (17747, 1133715), (20613, 976085), (34355, 585651), (53241, 377905), (75581, 266205), (88735, 226743), (103065, 195217)]