28034320

素因数分解:

$2^4\times 5^1\times {\mathrm{350429}}^1$

素因数の和:350442

約数の個数: 20

約数和(自身を含む): 65179980

約数和(自身を除く): 37145660

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 350429, 700858, 1401716, 1752145, 2803432, 3504290, 5606864, 7008580, 14017160, 28034320]

約数ペア:

[(1, 28034320), (2, 14017160), (4, 7008580), (5, 5606864), (8, 3504290), (10, 2803432), (16, 1752145), (20, 1401716), (40, 700858), (80, 350429)]