4920802580

素因数分解:

$2^2\times 5^1\times {\mathrm{246040129}}^1$

素因数の和:246040138

約数の個数: 12

約数和(自身を含む): 10333685460

約数和(自身を除く): 5412882880

約数列:

[1, 2, 4, 5, 10, 20, 246040129, 492080258, 984160516, 1230200645, 2460401290, 4920802580]

約数ペア:

[(1, 4920802580), (2, 2460401290), (4, 1230200645), (5, 984160516), (10, 492080258), (20, 246040129)]