208534760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{744767}}^1$

素因数の和:744785

約数の個数: 32

約数和(自身を含む): 536232960

約数和(自身を除く): 327698200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 744767, 1489534, 2979068, 3723835, 5213369, 5958136, 7447670, 10426738, 14895340, 20853476, 26066845, 29790680, 41706952, 52133690, 104267380, 208534760]

約数ペア:

[(1, 208534760), (2, 104267380), (4, 52133690), (5, 41706952), (7, 29790680), (8, 26066845), (10, 20853476), (14, 14895340), (20, 10426738), (28, 7447670), (35, 5958136), (40, 5213369), (56, 3723835), (70, 2979068), (140, 1489534), (280, 744767)]