30731890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{9341}}^1$

素因数の和:9402

約数の個数: 32

約数和(自身を含む): 64571904

約数和(自身を除く): 33840014

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 70, 94, 235, 329, 470, 658, 1645, 3290, 9341, 18682, 46705, 65387, 93410, 130774, 326935, 439027, 653870, 878054, 2195135, 3073189, 4390270, 6146378, 15365945, 30731890]

約数ペア:

[(1, 30731890), (2, 15365945), (5, 6146378), (7, 4390270), (10, 3073189), (14, 2195135), (35, 878054), (47, 653870), (70, 439027), (94, 326935), (235, 130774), (329, 93410), (470, 65387), (658, 46705), (1645, 18682), (3290, 9341)]