1321180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{9437}}^1$

素因数の和:9453

約数の個数: 24

約数和(自身を含む): 3171168

約数和(自身を除く): 1849988

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 9437, 18874, 37748, 47185, 66059, 94370, 132118, 188740, 264236, 330295, 660590, 1321180]

約数ペア:

[(1, 1321180), (2, 660590), (4, 330295), (5, 264236), (7, 188740), (10, 132118), (14, 94370), (20, 66059), (28, 47185), (35, 37748), (70, 18874), (140, 9437)]