120520170140

素因数分解:

$2^2\times 5^1\times {\mathrm{19477}}^1\times {\mathrm{309391}}^1$

素因数の和:328877

約数の個数: 24

約数和(自身を含む): 253106169792

約数和(自身を除く): 132585999652

約数列:

[1, 2, 4, 5, 10, 20, 19477, 38954, 77908, 97385, 194770, 309391, 389540, 618782, 1237564, 1546955, 3093910, 6187820, 6026008507, 12052017014, 24104034028, 30130042535, 60260085070, 120520170140]

約数ペア:

[(1, 120520170140), (2, 60260085070), (4, 30130042535), (5, 24104034028), (10, 12052017014), (20, 6026008507), (19477, 6187820), (38954, 3093910), (77908, 1546955), (97385, 1237564), (194770, 618782), (309391, 389540)]