4447940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31771}}^1$

素因数の和:31787

約数の個数: 24

約数和(自身を含む): 10675392

約数和(自身を除く): 6227452

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 31771, 63542, 127084, 158855, 222397, 317710, 444794, 635420, 889588, 1111985, 2223970, 4447940]

約数ペア:

[(1, 4447940), (2, 2223970), (4, 1111985), (5, 889588), (7, 635420), (10, 444794), (14, 317710), (20, 222397), (28, 158855), (35, 127084), (70, 63542), (140, 31771)]