19173440

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1$

素因数の和:460

約数の個数: 112

約数和(自身を含む): 53766720

約数和(自身を除く): 34593280

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 64, 65, 80, 88, 104, 110, 130, 143, 160, 176, 208, 220, 260, 286, 320, 352, 416, 419, 440, 520, 572, 704, 715, 832, 838, 880, 1040, 1144, 1430, 1676, 1760, 2080, 2095, 2288, 2860, 3352, 3520, 4160, 4190, 4576, 4609, 5447, 5720, 6704, 8380, 9152, 9218, 10894, 11440, 13408, 16760, 18436, 21788, 22880, 23045, 26816, 27235, 33520, 36872, 43576, 45760, 46090, 54470, 59917, 67040, 73744, 87152, 92180, 108940, 119834, 134080, 147488, 174304, 184360, 217880, 239668, 294976, 299585, 348608, 368720, 435760, 479336, 599170, 737440, 871520, 958672, 1198340, 1474880, 1743040, 1917344, 2396680, 3834688, 4793360, 9586720, 19173440]

約数ペア:

[(1, 19173440), (2, 9586720), (4, 4793360), (5, 3834688), (8, 2396680), (10, 1917344), (11, 1743040), (13, 1474880), (16, 1198340), (20, 958672), (22, 871520), (26, 737440), (32, 599170), (40, 479336), (44, 435760), (52, 368720), (55, 348608), (64, 299585), (65, 294976), (80, 239668), (88, 217880), (104, 184360), (110, 174304), (130, 147488), (143, 134080), (160, 119834), (176, 108940), (208, 92180), (220, 87152), (260, 73744), (286, 67040), (320, 59917), (352, 54470), (416, 46090), (419, 45760), (440, 43576), (520, 36872), (572, 33520), (704, 27235), (715, 26816), (832, 23045), (838, 22880), (880, 21788), (1040, 18436), (1144, 16760), (1430, 13408), (1676, 11440), (1760, 10894), (2080, 9218), (2095, 9152), (2288, 8380), (2860, 6704), (3352, 5720), (3520, 5447), (4160, 4609), (4190, 4576)]