28305320

素因数分解:

$2^3\times 5^1\times {\mathrm{707633}}^1$

素因数の和:707644

約数の個数: 16

約数和(自身を含む): 63687060

約数和(自身を除く): 35381740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 707633, 1415266, 2830532, 3538165, 5661064, 7076330, 14152660, 28305320]

約数ペア:

[(1, 28305320), (2, 14152660), (4, 7076330), (5, 5661064), (8, 3538165), (10, 2830532), (20, 1415266), (40, 707633)]