8889073940

素因数分解:

$2^2\times 5^1\times {\mathrm{439}}^1\times {\mathrm{1012423}}^1$

素因数の和:1012871

約数の個数: 24

約数和(自身を含む): 18709595520

約数和(自身を除く): 9820521580

約数列:

[1, 2, 4, 5, 10, 20, 439, 878, 1756, 2195, 4390, 8780, 1012423, 2024846, 4049692, 5062115, 10124230, 20248460, 444453697, 888907394, 1777814788, 2222268485, 4444536970, 8889073940]

約数ペア:

[(1, 8889073940), (2, 4444536970), (4, 2222268485), (5, 1777814788), (10, 888907394), (20, 444453697), (439, 20248460), (878, 10124230), (1756, 5062115), (2195, 4049692), (4390, 2024846), (8780, 1012423)]