61584740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{439891}}^1$

素因数の和:439907

約数の個数: 24

約数和(自身を含む): 147803712

約数和(自身を除く): 86218972

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 439891, 879782, 1759564, 2199455, 3079237, 4398910, 6158474, 8797820, 12316948, 15396185, 30792370, 61584740]

約数ペア:

[(1, 61584740), (2, 30792370), (4, 15396185), (5, 12316948), (7, 8797820), (10, 6158474), (14, 4398910), (20, 3079237), (28, 2199455), (35, 1759564), (70, 879782), (140, 439891)]