164404660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1174319}}^1$

素因数の和:1174335

約数の個数: 24

約数和(自身を含む): 394571520

約数和(自身を除く): 230166860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1174319, 2348638, 4697276, 5871595, 8220233, 11743190, 16440466, 23486380, 32880932, 41101165, 82202330, 164404660]

約数ペア:

[(1, 164404660), (2, 82202330), (4, 41101165), (5, 32880932), (7, 23486380), (10, 16440466), (14, 11743190), (20, 8220233), (28, 5871595), (35, 4697276), (70, 2348638), (140, 1174319)]