66938060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{478129}}^1$

素因数の和:478145

約数の個数: 24

約数和(自身を含む): 160651680

約数和(自身を除く): 93713620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 478129, 956258, 1912516, 2390645, 3346903, 4781290, 6693806, 9562580, 13387612, 16734515, 33469030, 66938060]

約数ペア:

[(1, 66938060), (2, 33469030), (4, 16734515), (5, 13387612), (7, 9562580), (10, 6693806), (14, 4781290), (20, 3346903), (28, 2390645), (35, 1912516), (70, 956258), (140, 478129)]