996927280

素因数分解:

$2^4\times 5^1\times {\mathrm{12461591}}^1$

素因数の和:12461604

約数の個数: 20

約数和(自身を含む): 2317856112

約数和(自身を除く): 1320928832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 12461591, 24923182, 49846364, 62307955, 99692728, 124615910, 199385456, 249231820, 498463640, 996927280]

約数ペア:

[(1, 996927280), (2, 498463640), (4, 249231820), (5, 199385456), (8, 124615910), (10, 99692728), (16, 62307955), (20, 49846364), (40, 24923182), (80, 12461591)]