40147940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{286771}}^1$

素因数の和:286787

約数の個数: 24

約数和(自身を含む): 96355392

約数和(自身を除く): 56207452

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 286771, 573542, 1147084, 1433855, 2007397, 2867710, 4014794, 5735420, 8029588, 10036985, 20073970, 40147940]

約数ペア:

[(1, 40147940), (2, 20073970), (4, 10036985), (5, 8029588), (7, 5735420), (10, 4014794), (14, 2867710), (20, 2007397), (28, 1433855), (35, 1147084), (70, 573542), (140, 286771)]