2080921420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5476109}}^1$

素因数の和:5476137

約数の個数: 24

約数和(自身を含む): 4599932400

約数和(自身を除く): 2519010980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 5476109, 10952218, 21904436, 27380545, 54761090, 104046071, 109522180, 208092142, 416184284, 520230355, 1040460710, 2080921420]

約数ペア:

[(1, 2080921420), (2, 1040460710), (4, 520230355), (5, 416184284), (10, 208092142), (19, 109522180), (20, 104046071), (38, 54761090), (76, 27380545), (95, 21904436), (190, 10952218), (380, 5476109)]