15432800780

素因数分解:

$2^2\times 5^1\times {\mathrm{771640039}}^1$

素因数の和:771640048

約数の個数: 12

約数和(自身を含む): 32408881680

約数和(自身を除く): 16976080900

約数列:

[1, 2, 4, 5, 10, 20, 771640039, 1543280078, 3086560156, 3858200195, 7716400390, 15432800780]

約数ペア:

[(1, 15432800780), (2, 7716400390), (4, 3858200195), (5, 3086560156), (10, 1543280078), (20, 771640039)]