1888494080

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{337}}^1$

素因数の和:570

約数の個数: 160

約数和(自身を含む): 4979145600

約数和(自身を除く): 3090651520

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 199, 220, 256, 320, 337, 352, 398, 440, 512, 640, 674, 704, 796, 880, 995, 1280, 1348, 1408, 1592, 1685, 1760, 1990, 2189, 2560, 2696, 2816, 3184, 3370, 3520, 3707, 3980, 4378, 5392, 5632, 6368, 6740, 7040, 7414, 7960, 8756, 10784, 10945, 12736, 13480, 14080, 14828, 15920, 17512, 18535, 21568, 21890, 25472, 26960, 28160, 29656, 31840, 35024, 37070, 43136, 43780, 50944, 53920, 59312, 63680, 67063, 70048, 74140, 86272, 87560, 101888, 107840, 118624, 127360, 134126, 140096, 148280, 172544, 175120, 215680, 237248, 254720, 268252, 280192, 296560, 335315, 350240, 431360, 474496, 509440, 536504, 560384, 593120, 670630, 700480, 737693, 862720, 948992, 1073008, 1120768, 1186240, 1341260, 1400960, 1475386, 1897984, 2146016, 2372480, 2682520, 2801920, 2950772, 3688465, 4292032, 4744960, 5365040, 5603840, 5901544, 7376930, 8584064, 9489920, 10730080, 11803088, 14753860, 17168128, 21460160, 23606176, 29507720, 34336256, 42920320, 47212352, 59015440, 85840640, 94424704, 118030880, 171681280, 188849408, 236061760, 377698816, 472123520, 944247040, 1888494080]

約数ペア:

[(1, 1888494080), (2, 944247040), (4, 472123520), (5, 377698816), (8, 236061760), (10, 188849408), (11, 171681280), (16, 118030880), (20, 94424704), (22, 85840640), (32, 59015440), (40, 47212352), (44, 42920320), (55, 34336256), (64, 29507720), (80, 23606176), (88, 21460160), (110, 17168128), (128, 14753860), (160, 11803088), (176, 10730080), (199, 9489920), (220, 8584064), (256, 7376930), (320, 5901544), (337, 5603840), (352, 5365040), (398, 4744960), (440, 4292032), (512, 3688465), (640, 2950772), (674, 2801920), (704, 2682520), (796, 2372480), (880, 2146016), (995, 1897984), (1280, 1475386), (1348, 1400960), (1408, 1341260), (1592, 1186240), (1685, 1120768), (1760, 1073008), (1990, 948992), (2189, 862720), (2560, 737693), (2696, 700480), (2816, 670630), (3184, 593120), (3370, 560384), (3520, 536504), (3707, 509440), (3980, 474496), (4378, 431360), (5392, 350240), (5632, 335315), (6368, 296560), (6740, 280192), (7040, 268252), (7414, 254720), (7960, 237248), (8756, 215680), (10784, 175120), (10945, 172544), (12736, 148280), (13480, 140096), (14080, 134126), (14828, 127360), (15920, 118624), (17512, 107840), (18535, 101888), (21568, 87560), (21890, 86272), (25472, 74140), (26960, 70048), (28160, 67063), (29656, 63680), (31840, 59312), (35024, 53920), (37070, 50944), (43136, 43780)]