308527280

素因数分解:

$2^4\times 5^1\times {\mathrm{3856591}}^1$

素因数の和:3856604

約数の個数: 20

約数和(自身を含む): 717326112

約数和(自身を除く): 408798832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3856591, 7713182, 15426364, 19282955, 30852728, 38565910, 61705456, 77131820, 154263640, 308527280]

約数ペア:

[(1, 308527280), (2, 154263640), (4, 77131820), (5, 61705456), (8, 38565910), (10, 30852728), (16, 19282955), (20, 15426364), (40, 7713182), (80, 3856591)]