8342980

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2657}}^1$

素因数の和:2823

約数の個数: 24

約数和(自身を含む): 17638488

約数和(自身を除く): 9295508

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 2657, 3140, 5314, 10628, 13285, 26570, 53140, 417149, 834298, 1668596, 2085745, 4171490, 8342980]

約数ペア:

[(1, 8342980), (2, 4171490), (4, 2085745), (5, 1668596), (10, 834298), (20, 417149), (157, 53140), (314, 26570), (628, 13285), (785, 10628), (1570, 5314), (2657, 3140)]