5430620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20887}}^1$

素因数の和:20909

約数の個数: 24

約数和(自身を含む): 12282144

約数和(自身を除く): 6851524

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 20887, 41774, 83548, 104435, 208870, 271531, 417740, 543062, 1086124, 1357655, 2715310, 5430620]

約数ペア:

[(1, 5430620), (2, 2715310), (4, 1357655), (5, 1086124), (10, 543062), (13, 417740), (20, 271531), (26, 208870), (52, 104435), (65, 83548), (130, 41774), (260, 20887)]