64769740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{462641}}^1$

素因数の和:462657

約数の個数: 24

約数和(自身を含む): 155447712

約数和(自身を除く): 90677972

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 462641, 925282, 1850564, 2313205, 3238487, 4626410, 6476974, 9252820, 12953948, 16192435, 32384870, 64769740]

約数ペア:

[(1, 64769740), (2, 32384870), (4, 16192435), (5, 12953948), (7, 9252820), (10, 6476974), (14, 4626410), (20, 3238487), (28, 2313205), (35, 1850564), (70, 925282), (140, 462641)]