15296440

素因数分解:

$2^3\times 5^1\times {\mathrm{379}}^1\times {\mathrm{1009}}^1$

素因数の和:1399

約数の個数: 32

約数和(自身を含む): 34542000

約数和(自身を除く): 19245560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 379, 758, 1009, 1516, 1895, 2018, 3032, 3790, 4036, 5045, 7580, 8072, 10090, 15160, 20180, 40360, 382411, 764822, 1529644, 1912055, 3059288, 3824110, 7648220, 15296440]

約数ペア:

[(1, 15296440), (2, 7648220), (4, 3824110), (5, 3059288), (8, 1912055), (10, 1529644), (20, 764822), (40, 382411), (379, 40360), (758, 20180), (1009, 15160), (1516, 10090), (1895, 8072), (2018, 7580), (3032, 5045), (3790, 4036)]