20139840020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{52999579}}^1$

素因数の和:52999607

約数の個数: 24

約数和(自身を含む): 44519647200

約数和(自身を除く): 24379807180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 52999579, 105999158, 211998316, 264997895, 529995790, 1006992001, 1059991580, 2013984002, 4027968004, 5034960005, 10069920010, 20139840020]

約数ペア:

[(1, 20139840020), (2, 10069920010), (4, 5034960005), (5, 4027968004), (10, 2013984002), (19, 1059991580), (20, 1006992001), (38, 529995790), (76, 264997895), (95, 211998316), (190, 105999158), (380, 52999579)]