28157570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{9811}}^1$

素因数の和:9866

約数の個数: 32

約数和(自身を含む): 59342976

約数和(自身を除く): 31185406

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 70, 82, 205, 287, 410, 574, 1435, 2870, 9811, 19622, 49055, 68677, 98110, 137354, 343385, 402251, 686770, 804502, 2011255, 2815757, 4022510, 5631514, 14078785, 28157570]

約数ペア:

[(1, 28157570), (2, 14078785), (5, 5631514), (7, 4022510), (10, 2815757), (14, 2011255), (35, 804502), (41, 686770), (70, 402251), (82, 343385), (205, 137354), (287, 98110), (410, 68677), (574, 49055), (1435, 19622), (2870, 9811)]