57305780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{409327}}^1$

素因数の和:409343

約数の個数: 24

約数和(自身を含む): 137534208

約数和(自身を除く): 80228428

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 409327, 818654, 1637308, 2046635, 2865289, 4093270, 5730578, 8186540, 11461156, 14326445, 28652890, 57305780]

約数ペア:

[(1, 57305780), (2, 28652890), (4, 14326445), (5, 11461156), (7, 8186540), (10, 5730578), (14, 4093270), (20, 2865289), (28, 2046635), (35, 1637308), (70, 818654), (140, 409327)]