11178320

素因数分解:

$2^4\times 5^1\times {\mathrm{139729}}^1$

素因数の和:139742

約数の個数: 20

約数和(自身を含む): 25989780

約数和(自身を除く): 14811460

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139729, 279458, 558916, 698645, 1117832, 1397290, 2235664, 2794580, 5589160, 11178320]

約数ペア:

[(1, 11178320), (2, 5589160), (4, 2794580), (5, 2235664), (8, 1397290), (10, 1117832), (16, 698645), (20, 558916), (40, 279458), (80, 139729)]