133772180

素因数分解:

$2^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{21787}}^1$

素因数の和:22103

約数の個数: 24

約数和(自身を含む): 281849568

約数和(自身を除く): 148077388

約数列:

[1, 2, 4, 5, 10, 20, 307, 614, 1228, 1535, 3070, 6140, 21787, 43574, 87148, 108935, 217870, 435740, 6688609, 13377218, 26754436, 33443045, 66886090, 133772180]

約数ペア:

[(1, 133772180), (2, 66886090), (4, 33443045), (5, 26754436), (10, 13377218), (20, 6688609), (307, 435740), (614, 217870), (1228, 108935), (1535, 87148), (3070, 43574), (6140, 21787)]