7901180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{56437}}^1$

素因数の和:56453

約数の個数: 24

約数和(自身を含む): 18963168

約数和(自身を除く): 11061988

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 56437, 112874, 225748, 282185, 395059, 564370, 790118, 1128740, 1580236, 1975295, 3950590, 7901180]

約数ペア:

[(1, 7901180), (2, 3950590), (4, 1975295), (5, 1580236), (7, 1128740), (10, 790118), (14, 564370), (20, 395059), (28, 282185), (35, 225748), (70, 112874), (140, 56437)]