8889409940

素因数分解:

$2^2\times 5^1\times {\mathrm{8017}}^1\times {\mathrm{55441}}^1$

素因数の和:63467

約数の個数: 24

約数和(自身を含む): 18670426152

約数和(自身を除く): 9781016212

約数列:

[1, 2, 4, 5, 10, 20, 8017, 16034, 32068, 40085, 55441, 80170, 110882, 160340, 221764, 277205, 554410, 1108820, 444470497, 888940994, 1777881988, 2222352485, 4444704970, 8889409940]

約数ペア:

[(1, 8889409940), (2, 4444704970), (4, 2222352485), (5, 1777881988), (10, 888940994), (20, 444470497), (8017, 1108820), (16034, 554410), (32068, 277205), (40085, 221764), (55441, 160340), (80170, 110882)]