57180340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{408431}}^1$

素因数の和:408447

約数の個数: 24

約数和(自身を含む): 137233152

約数和(自身を除く): 80052812

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 408431, 816862, 1633724, 2042155, 2859017, 4084310, 5718034, 8168620, 11436068, 14295085, 28590170, 57180340]

約数ペア:

[(1, 57180340), (2, 28590170), (4, 14295085), (5, 11436068), (7, 8168620), (10, 5718034), (14, 4084310), (20, 2859017), (28, 2042155), (35, 1633724), (70, 816862), (140, 408431)]