53816420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{384403}}^1$

素因数の和:384419

約数の個数: 24

約数和(自身を含む): 129159744

約数和(自身を除く): 75343324

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 384403, 768806, 1537612, 1922015, 2690821, 3844030, 5381642, 7688060, 10763284, 13454105, 26908210, 53816420]

約数ペア:

[(1, 53816420), (2, 26908210), (4, 13454105), (5, 10763284), (7, 7688060), (10, 5381642), (14, 3844030), (20, 2690821), (28, 1922015), (35, 1537612), (70, 768806), (140, 384403)]