7156880

素因数分解:

$2^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{653}}^1$

素因数の和:803

約数の個数: 40

約数和(自身を含む): 16786872

約数和(自身を除く): 9629992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 137, 274, 548, 653, 685, 1096, 1306, 1370, 2192, 2612, 2740, 3265, 5224, 5480, 6530, 10448, 10960, 13060, 26120, 52240, 89461, 178922, 357844, 447305, 715688, 894610, 1431376, 1789220, 3578440, 7156880]

約数ペア:

[(1, 7156880), (2, 3578440), (4, 1789220), (5, 1431376), (8, 894610), (10, 715688), (16, 447305), (20, 357844), (40, 178922), (80, 89461), (137, 52240), (274, 26120), (548, 13060), (653, 10960), (685, 10448), (1096, 6530), (1306, 5480), (1370, 5224), (2192, 3265), (2612, 2740)]