1286634660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{21443911}}^1$

素因数の和:21443923

約数の個数: 24

約数和(自身を含む): 3602577216

約数和(自身を除く): 2315942556

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 21443911, 42887822, 64331733, 85775644, 107219555, 128663466, 214439110, 257326932, 321658665, 428878220, 643317330, 1286634660]

約数ペア:

[(1, 1286634660), (2, 643317330), (3, 428878220), (4, 321658665), (5, 257326932), (6, 214439110), (10, 128663466), (12, 107219555), (15, 85775644), (20, 64331733), (30, 42887822), (60, 21443911)]