1199000

素因数分解:

$2^3\times 5^3\times {\mathrm{11}}^1\times {\mathrm{109}}^1$

素因数の和:141

約数の個数: 64

約数和(自身を含む): 3088800

約数和(自身を除く): 1889800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 109, 110, 125, 200, 218, 220, 250, 275, 436, 440, 500, 545, 550, 872, 1000, 1090, 1100, 1199, 1375, 2180, 2200, 2398, 2725, 2750, 4360, 4796, 5450, 5500, 5995, 9592, 10900, 11000, 11990, 13625, 21800, 23980, 27250, 29975, 47960, 54500, 59950, 109000, 119900, 149875, 239800, 299750, 599500, 1199000]

約数ペア:

[(1, 1199000), (2, 599500), (4, 299750), (5, 239800), (8, 149875), (10, 119900), (11, 109000), (20, 59950), (22, 54500), (25, 47960), (40, 29975), (44, 27250), (50, 23980), (55, 21800), (88, 13625), (100, 11990), (109, 11000), (110, 10900), (125, 9592), (200, 5995), (218, 5500), (220, 5450), (250, 4796), (275, 4360), (436, 2750), (440, 2725), (500, 2398), (545, 2200), (550, 2180), (872, 1375), (1000, 1199), (1090, 1100)]