15787940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{112771}}^1$

素因数の和:112787

約数の個数: 24

約数和(自身を含む): 37891392

約数和(自身を除く): 22103452

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 112771, 225542, 451084, 563855, 789397, 1127710, 1578794, 2255420, 3157588, 3946985, 7893970, 15787940]

約数ペア:

[(1, 15787940), (2, 7893970), (4, 3946985), (5, 3157588), (7, 2255420), (10, 1578794), (14, 1127710), (20, 789397), (28, 563855), (35, 451084), (70, 225542), (140, 112771)]