20695570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{7211}}^1$

素因数の和:7266

約数の個数: 32

約数和(自身を含む): 43618176

約数和(自身を除く): 22922606

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 70, 82, 205, 287, 410, 574, 1435, 2870, 7211, 14422, 36055, 50477, 72110, 100954, 252385, 295651, 504770, 591302, 1478255, 2069557, 2956510, 4139114, 10347785, 20695570]

約数ペア:

[(1, 20695570), (2, 10347785), (5, 4139114), (7, 2956510), (10, 2069557), (14, 1478255), (35, 591302), (41, 504770), (70, 295651), (82, 252385), (205, 100954), (287, 72110), (410, 50477), (574, 36055), (1435, 14422), (2870, 7211)]