188883140

素因数分解:

$2^2\times 5^1\times {\mathrm{1439}}^1\times {\mathrm{6563}}^1$

素因数の和:8011

約数の個数: 24

約数和(自身を含む): 396990720

約数和(自身を除く): 208107580

約数列:

[1, 2, 4, 5, 10, 20, 1439, 2878, 5756, 6563, 7195, 13126, 14390, 26252, 28780, 32815, 65630, 131260, 9444157, 18888314, 37776628, 47220785, 94441570, 188883140]

約数ペア:

[(1, 188883140), (2, 94441570), (4, 47220785), (5, 37776628), (10, 18888314), (20, 9444157), (1439, 131260), (2878, 65630), (5756, 32815), (6563, 28780), (7195, 26252), (13126, 14390)]