12815260

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{6221}}^1$

素因数の和:6333

約数の個数: 24

約数和(自身を含む): 27177696

約数和(自身を除く): 14362436

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 6221, 12442, 24884, 31105, 62210, 124420, 640763, 1281526, 2563052, 3203815, 6407630, 12815260]

約数ペア:

[(1, 12815260), (2, 6407630), (4, 3203815), (5, 2563052), (10, 1281526), (20, 640763), (103, 124420), (206, 62210), (412, 31105), (515, 24884), (1030, 12442), (2060, 6221)]