42686420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{304903}}^1$

素因数の和:304919

約数の個数: 24

約数和(自身を含む): 102447744

約数和(自身を除く): 59761324

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 304903, 609806, 1219612, 1524515, 2134321, 3049030, 4268642, 6098060, 8537284, 10671605, 21343210, 42686420]

約数ペア:

[(1, 42686420), (2, 21343210), (4, 10671605), (5, 8537284), (7, 6098060), (10, 4268642), (14, 3049030), (20, 2134321), (28, 1524515), (35, 1219612), (70, 609806), (140, 304903)]