3989367080

素因数分解:

$2^3\times 5^1\times {\mathrm{99734177}}^1$

素因数の和:99734188

約数の個数: 16

約数和(自身を含む): 8976076020

約数和(自身を除く): 4986708940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 99734177, 199468354, 398936708, 498670885, 797873416, 997341770, 1994683540, 3989367080]

約数ペア:

[(1, 3989367080), (2, 1994683540), (4, 997341770), (5, 797873416), (8, 498670885), (10, 398936708), (20, 199468354), (40, 99734177)]