208065340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1486181}}^1$

素因数の和:1486197

約数の個数: 24

約数和(自身を含む): 499357152

約数和(自身を除く): 291291812

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1486181, 2972362, 5944724, 7430905, 10403267, 14861810, 20806534, 29723620, 41613068, 52016335, 104032670, 208065340]

約数ペア:

[(1, 208065340), (2, 104032670), (4, 52016335), (5, 41613068), (7, 29723620), (10, 20806534), (14, 14861810), (20, 10403267), (28, 7430905), (35, 5944724), (70, 2972362), (140, 1486181)]