70786660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{505619}}^1$

素因数の和:505635

約数の個数: 24

約数和(自身を含む): 169888320

約数和(自身を除く): 99101660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 505619, 1011238, 2022476, 2528095, 3539333, 5056190, 7078666, 10112380, 14157332, 17696665, 35393330, 70786660]

約数ペア:

[(1, 70786660), (2, 35393330), (4, 17696665), (5, 14157332), (7, 10112380), (10, 7078666), (14, 5056190), (20, 3539333), (28, 2528095), (35, 2022476), (70, 1011238), (140, 505619)]