68066020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{309391}}^1$

素因数の和:309411

約数の個数: 24

約数和(自身を含む): 155933568

約数和(自身を除く): 87867548

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 309391, 618782, 1237564, 1546955, 3093910, 3403301, 6187820, 6806602, 13613204, 17016505, 34033010, 68066020]

約数ペア:

[(1, 68066020), (2, 34033010), (4, 17016505), (5, 13613204), (10, 6806602), (11, 6187820), (20, 3403301), (22, 3093910), (44, 1546955), (55, 1237564), (110, 618782), (220, 309391)]