57155140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{408251}}^1$

素因数の和:408267

約数の個数: 24

約数和(自身を含む): 137172672

約数和(自身を除く): 80017532

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 408251, 816502, 1633004, 2041255, 2857757, 4082510, 5715514, 8165020, 11431028, 14288785, 28577570, 57155140]

約数ペア:

[(1, 57155140), (2, 28577570), (4, 14288785), (5, 11431028), (7, 8165020), (10, 5715514), (14, 4082510), (20, 2857757), (28, 2041255), (35, 1633004), (70, 816502), (140, 408251)]