19184000

素因数分解:

$2^7\times 5^3\times {\mathrm{11}}^1\times {\mathrm{109}}^1$

素因数の和:149

約数の個数: 128

約数和(自身を含む): 52509600

約数和(自身を除く): 33325600

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 64, 80, 88, 100, 109, 110, 125, 128, 160, 176, 200, 218, 220, 250, 275, 320, 352, 400, 436, 440, 500, 545, 550, 640, 704, 800, 872, 880, 1000, 1090, 1100, 1199, 1375, 1408, 1600, 1744, 1760, 2000, 2180, 2200, 2398, 2725, 2750, 3200, 3488, 3520, 4000, 4360, 4400, 4796, 5450, 5500, 5995, 6976, 7040, 8000, 8720, 8800, 9592, 10900, 11000, 11990, 13625, 13952, 16000, 17440, 17600, 19184, 21800, 22000, 23980, 27250, 29975, 34880, 35200, 38368, 43600, 44000, 47960, 54500, 59950, 69760, 76736, 87200, 88000, 95920, 109000, 119900, 149875, 153472, 174400, 176000, 191840, 218000, 239800, 299750, 348800, 383680, 436000, 479600, 599500, 767360, 872000, 959200, 1199000, 1744000, 1918400, 2398000, 3836800, 4796000, 9592000, 19184000]

約数ペア:

[(1, 19184000), (2, 9592000), (4, 4796000), (5, 3836800), (8, 2398000), (10, 1918400), (11, 1744000), (16, 1199000), (20, 959200), (22, 872000), (25, 767360), (32, 599500), (40, 479600), (44, 436000), (50, 383680), (55, 348800), (64, 299750), (80, 239800), (88, 218000), (100, 191840), (109, 176000), (110, 174400), (125, 153472), (128, 149875), (160, 119900), (176, 109000), (200, 95920), (218, 88000), (220, 87200), (250, 76736), (275, 69760), (320, 59950), (352, 54500), (400, 47960), (436, 44000), (440, 43600), (500, 38368), (545, 35200), (550, 34880), (640, 29975), (704, 27250), (800, 23980), (872, 22000), (880, 21800), (1000, 19184), (1090, 17600), (1100, 17440), (1199, 16000), (1375, 13952), (1408, 13625), (1600, 11990), (1744, 11000), (1760, 10900), (2000, 9592), (2180, 8800), (2200, 8720), (2398, 8000), (2725, 7040), (2750, 6976), (3200, 5995), (3488, 5500), (3520, 5450), (4000, 4796), (4360, 4400)]