85182440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{304223}}^1$

素因数の和:304241

約数の個数: 32

約数和(自身を含む): 219041280

約数和(自身を除く): 133858840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 304223, 608446, 1216892, 1521115, 2129561, 2433784, 3042230, 4259122, 6084460, 8518244, 10647805, 12168920, 17036488, 21295610, 42591220, 85182440]

約数ペア:

[(1, 85182440), (2, 42591220), (4, 21295610), (5, 17036488), (7, 12168920), (8, 10647805), (10, 8518244), (14, 6084460), (20, 4259122), (28, 3042230), (35, 2433784), (40, 2129561), (56, 1521115), (70, 1216892), (140, 608446), (280, 304223)]