28364360

素因数分解:

$2^3\times 5^1\times {\mathrm{379}}^1\times {\mathrm{1871}}^1$

素因数の和:2261

約数の個数: 32

約数和(自身を含む): 64022400

約数和(自身を除く): 35658040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 379, 758, 1516, 1871, 1895, 3032, 3742, 3790, 7484, 7580, 9355, 14968, 15160, 18710, 37420, 74840, 709109, 1418218, 2836436, 3545545, 5672872, 7091090, 14182180, 28364360]

約数ペア:

[(1, 28364360), (2, 14182180), (4, 7091090), (5, 5672872), (8, 3545545), (10, 2836436), (20, 1418218), (40, 709109), (379, 74840), (758, 37420), (1516, 18710), (1871, 15160), (1895, 14968), (3032, 9355), (3742, 7580), (3790, 7484)]