66802280

素因数分解:

$2^3\times 5^1\times {\mathrm{1670057}}^1$

素因数の和:1670068

約数の個数: 16

約数和(自身を含む): 150305220

約数和(自身を除く): 83502940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1670057, 3340114, 6680228, 8350285, 13360456, 16700570, 33401140, 66802280]

約数ペア:

[(1, 66802280), (2, 33401140), (4, 16700570), (5, 13360456), (8, 8350285), (10, 6680228), (20, 3340114), (40, 1670057)]