13228760

素因数分解:

$2^3\times 5^1\times {\mathrm{330719}}^1$

素因数の和:330730

約数の個数: 16

約数和(自身を含む): 29764800

約数和(自身を除く): 16536040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 330719, 661438, 1322876, 1653595, 2645752, 3307190, 6614380, 13228760]

約数ペア:

[(1, 13228760), (2, 6614380), (4, 3307190), (5, 2645752), (8, 1653595), (10, 1322876), (20, 661438), (40, 330719)]