51445660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{367469}}^1$

素因数の和:367485

約数の個数: 24

約数和(自身を含む): 123469920

約数和(自身を除く): 72024260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 367469, 734938, 1469876, 1837345, 2572283, 3674690, 5144566, 7349380, 10289132, 12861415, 25722830, 51445660]

約数ペア:

[(1, 51445660), (2, 25722830), (4, 12861415), (5, 10289132), (7, 7349380), (10, 5144566), (14, 3674690), (20, 2572283), (28, 1837345), (35, 1469876), (70, 734938), (140, 367469)]