157907540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1127911}}^1$

素因数の和:1127927

約数の個数: 24

約数和(自身を含む): 378978432

約数和(自身を除く): 221070892

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1127911, 2255822, 4511644, 5639555, 7895377, 11279110, 15790754, 22558220, 31581508, 39476885, 78953770, 157907540]

約数ペア:

[(1, 157907540), (2, 78953770), (4, 39476885), (5, 31581508), (7, 22558220), (10, 15790754), (14, 11279110), (20, 7895377), (28, 5639555), (35, 4511644), (70, 2255822), (140, 1127911)]