8470975280

素因数分解:

$2^4\times 5^1\times {\mathrm{105887191}}^1$

素因数の和:105887204

約数の個数: 20

約数和(自身を含む): 19695017712

約数和(自身を除く): 11224042432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 105887191, 211774382, 423548764, 529435955, 847097528, 1058871910, 1694195056, 2117743820, 4235487640, 8470975280]

約数ペア:

[(1, 8470975280), (2, 4235487640), (4, 2117743820), (5, 1694195056), (8, 1058871910), (10, 847097528), (16, 529435955), (20, 423548764), (40, 211774382), (80, 105887191)]