211319140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{556103}}^1$

素因数の和:556131

約数の個数: 24

約数和(自身を含む): 467127360

約数和(自身を除く): 255808220

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 556103, 1112206, 2224412, 2780515, 5561030, 10565957, 11122060, 21131914, 42263828, 52829785, 105659570, 211319140]

約数ペア:

[(1, 211319140), (2, 105659570), (4, 52829785), (5, 42263828), (10, 21131914), (19, 11122060), (20, 10565957), (38, 5561030), (76, 2780515), (95, 2224412), (190, 1112206), (380, 556103)]