127540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{911}}^1$

素因数の和:927

約数の個数: 24

約数和(自身を含む): 306432

約数和(自身を除く): 178892

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 911, 1822, 3644, 4555, 6377, 9110, 12754, 18220, 25508, 31885, 63770, 127540]

約数ペア:

[(1, 127540), (2, 63770), (4, 31885), (5, 25508), (7, 18220), (10, 12754), (14, 9110), (20, 6377), (28, 4555), (35, 3644), (70, 1822), (140, 911)]