327820

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{443}}^1$

素因数の和:489

約数の個数: 24

約数和(自身を含む): 708624

約数和(自身を除く): 380804

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 443, 740, 886, 1772, 2215, 4430, 8860, 16391, 32782, 65564, 81955, 163910, 327820]

約数ペア:

[(1, 327820), (2, 163910), (4, 81955), (5, 65564), (10, 32782), (20, 16391), (37, 8860), (74, 4430), (148, 2215), (185, 1772), (370, 886), (443, 740)]