57856820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{413263}}^1$

素因数の和:413279

約数の個数: 24

約数和(自身を含む): 138856704

約数和(自身を除く): 80999884

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 413263, 826526, 1653052, 2066315, 2892841, 4132630, 5785682, 8265260, 11571364, 14464205, 28928410, 57856820]

約数ペア:

[(1, 57856820), (2, 28928410), (4, 14464205), (5, 11571364), (7, 8265260), (10, 5785682), (14, 4132630), (20, 2892841), (28, 2066315), (35, 1653052), (70, 826526), (140, 413263)]