393404120

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{517637}}^1$

素因数の和:517667

約数の個数: 32

約数和(自身を含む): 931748400

約数和(自身を除く): 538344280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 517637, 1035274, 2070548, 2588185, 4141096, 5176370, 9835103, 10352740, 19670206, 20705480, 39340412, 49175515, 78680824, 98351030, 196702060, 393404120]

約数ペア:

[(1, 393404120), (2, 196702060), (4, 98351030), (5, 78680824), (8, 49175515), (10, 39340412), (19, 20705480), (20, 19670206), (38, 10352740), (40, 9835103), (76, 5176370), (95, 4141096), (152, 2588185), (190, 2070548), (380, 1035274), (760, 517637)]