788770180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{188701}}^1$

素因数の和:188740

約数の個数: 48

約数和(自身を含む): 1902116160

約数和(自身を除く): 1113345980

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 188701, 377402, 754804, 943505, 1887010, 2075711, 3585319, 3774020, 4151422, 7170638, 8302844, 10378555, 14341276, 17926595, 20757110, 35853190, 39438509, 41514220, 71706380, 78877018, 157754036, 197192545, 394385090, 788770180]

約数ペア:

[(1, 788770180), (2, 394385090), (4, 197192545), (5, 157754036), (10, 78877018), (11, 71706380), (19, 41514220), (20, 39438509), (22, 35853190), (38, 20757110), (44, 17926595), (55, 14341276), (76, 10378555), (95, 8302844), (110, 7170638), (190, 4151422), (209, 3774020), (220, 3585319), (380, 2075711), (418, 1887010), (836, 943505), (1045, 754804), (2090, 377402), (4180, 188701)]