2079550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1$

素因数の和:241

約数の個数: 48

約数和(自身を含む): 4464000

約数和(自身を除く): 2384450

約数列:

[1, 2, 5, 10, 11, 19, 22, 25, 38, 50, 55, 95, 110, 190, 199, 209, 275, 398, 418, 475, 550, 950, 995, 1045, 1990, 2090, 2189, 3781, 4378, 4975, 5225, 7562, 9950, 10450, 10945, 18905, 21890, 37810, 41591, 54725, 83182, 94525, 109450, 189050, 207955, 415910, 1039775, 2079550]

約数ペア:

[(1, 2079550), (2, 1039775), (5, 415910), (10, 207955), (11, 189050), (19, 109450), (22, 94525), (25, 83182), (38, 54725), (50, 41591), (55, 37810), (95, 21890), (110, 18905), (190, 10945), (199, 10450), (209, 9950), (275, 7562), (398, 5225), (418, 4975), (475, 4378), (550, 3781), (950, 2189), (995, 2090), (1045, 1990)]