5680660

素因数分解:

$2^2\times 5^1\times {\mathrm{439}}^1\times {\mathrm{647}}^1$

素因数の和:1095

約数の個数: 24

約数和(自身を含む): 11975040

約数和(自身を除く): 6294380

約数列:

[1, 2, 4, 5, 10, 20, 439, 647, 878, 1294, 1756, 2195, 2588, 3235, 4390, 6470, 8780, 12940, 284033, 568066, 1136132, 1420165, 2840330, 5680660]

約数ペア:

[(1, 5680660), (2, 2840330), (4, 1420165), (5, 1136132), (10, 568066), (20, 284033), (439, 12940), (647, 8780), (878, 6470), (1294, 4390), (1756, 3235), (2195, 2588)]