5197880

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{653}}^1$

素因数の和:863

約数の個数: 32

約数和(自身を含む): 11772000

約数和(自身を除く): 6574120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 653, 796, 995, 1306, 1592, 1990, 2612, 3265, 3980, 5224, 6530, 7960, 13060, 26120, 129947, 259894, 519788, 649735, 1039576, 1299470, 2598940, 5197880]

約数ペア:

[(1, 5197880), (2, 2598940), (4, 1299470), (5, 1039576), (8, 649735), (10, 519788), (20, 259894), (40, 129947), (199, 26120), (398, 13060), (653, 7960), (796, 6530), (995, 5224), (1306, 3980), (1592, 3265), (1990, 2612)]