28366870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{405241}}^1$

素因数の和:405255

約数の個数: 16

約数和(自身を含む): 58354848

約数和(自身を除く): 29987978

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 405241, 810482, 2026205, 2836687, 4052410, 5673374, 14183435, 28366870]

約数ペア:

[(1, 28366870), (2, 14183435), (5, 5673374), (7, 4052410), (10, 2836687), (14, 2026205), (35, 810482), (70, 405241)]