40004320

素因数分解:

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

素因数の和:250042

約数の個数: 24

約数和(自身を含む): 94510584

約数和(自身を除く): 54506264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 250027, 500054, 1000108, 1250135, 2000216, 2500270, 4000432, 5000540, 8000864, 10001080, 20002160, 40004320]

約数ペア:

[(1, 40004320), (2, 20002160), (4, 10001080), (5, 8000864), (8, 5000540), (10, 4000432), (16, 2500270), (20, 2000216), (32, 1250135), (40, 1000108), (80, 500054), (160, 250027)]