26658640

素因数分解:

$2^4\times 5^1\times {\mathrm{333233}}^1$

素因数の和:333246

約数の個数: 20

約数和(自身を含む): 61981524

約数和(自身を除く): 35322884

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 333233, 666466, 1332932, 1666165, 2665864, 3332330, 5331728, 6664660, 13329320, 26658640]

約数ペア:

[(1, 26658640), (2, 13329320), (4, 6664660), (5, 5331728), (8, 3332330), (10, 2665864), (16, 1666165), (20, 1332932), (40, 666466), (80, 333233)]