10001080

素因数分解:

$2^3\times 5^1\times {\mathrm{250027}}^1$

素因数の和:250038

約数の個数: 16

約数和(自身を含む): 22502520

約数和(自身を除く): 12501440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 250027, 500054, 1000108, 1250135, 2000216, 2500270, 5000540, 10001080]

約数ペア:

[(1, 10001080), (2, 5000540), (4, 2500270), (5, 2000216), (8, 1250135), (10, 1000108), (20, 500054), (40, 250027)]