802128740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{5729491}}^1$

素因数の和:5729507

約数の個数: 24

約数和(自身を含む): 1925109312

約数和(自身を除く): 1122980572

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 5729491, 11458982, 22917964, 28647455, 40106437, 57294910, 80212874, 114589820, 160425748, 200532185, 401064370, 802128740]

約数ペア:

[(1, 802128740), (2, 401064370), (4, 200532185), (5, 160425748), (7, 114589820), (10, 80212874), (14, 57294910), (20, 40106437), (28, 28647455), (35, 22917964), (70, 11458982), (140, 5729491)]