18788000

素因数分解:

$2^5\times 5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1$

素因数の和:104

約数の個数: 192

約数和(自身を含む): 58496256

約数和(自身を除く): 39708256

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 25, 28, 32, 35, 40, 44, 50, 55, 56, 61, 70, 77, 80, 88, 100, 110, 112, 122, 125, 140, 154, 160, 175, 176, 200, 220, 224, 244, 250, 275, 280, 305, 308, 350, 352, 385, 400, 427, 440, 488, 500, 550, 560, 610, 616, 671, 700, 770, 800, 854, 875, 880, 976, 1000, 1100, 1120, 1220, 1232, 1342, 1375, 1400, 1525, 1540, 1708, 1750, 1760, 1925, 1952, 2000, 2135, 2200, 2440, 2464, 2684, 2750, 2800, 3050, 3080, 3355, 3416, 3500, 3850, 4000, 4270, 4400, 4697, 4880, 5368, 5500, 5600, 6100, 6160, 6710, 6832, 7000, 7625, 7700, 8540, 8800, 9394, 9625, 9760, 10675, 10736, 11000, 12200, 12320, 13420, 13664, 14000, 15250, 15400, 16775, 17080, 18788, 19250, 21350, 21472, 22000, 23485, 24400, 26840, 28000, 30500, 30800, 33550, 34160, 37576, 38500, 42700, 44000, 46970, 48800, 53375, 53680, 61000, 61600, 67100, 68320, 75152, 77000, 83875, 85400, 93940, 106750, 107360, 117425, 122000, 134200, 150304, 154000, 167750, 170800, 187880, 213500, 234850, 244000, 268400, 308000, 335500, 341600, 375760, 427000, 469700, 536800, 587125, 671000, 751520, 854000, 939400, 1174250, 1342000, 1708000, 1878800, 2348500, 2684000, 3757600, 4697000, 9394000, 18788000]

約数ペア:

[(1, 18788000), (2, 9394000), (4, 4697000), (5, 3757600), (7, 2684000), (8, 2348500), (10, 1878800), (11, 1708000), (14, 1342000), (16, 1174250), (20, 939400), (22, 854000), (25, 751520), (28, 671000), (32, 587125), (35, 536800), (40, 469700), (44, 427000), (50, 375760), (55, 341600), (56, 335500), (61, 308000), (70, 268400), (77, 244000), (80, 234850), (88, 213500), (100, 187880), (110, 170800), (112, 167750), (122, 154000), (125, 150304), (140, 134200), (154, 122000), (160, 117425), (175, 107360), (176, 106750), (200, 93940), (220, 85400), (224, 83875), (244, 77000), (250, 75152), (275, 68320), (280, 67100), (305, 61600), (308, 61000), (350, 53680), (352, 53375), (385, 48800), (400, 46970), (427, 44000), (440, 42700), (488, 38500), (500, 37576), (550, 34160), (560, 33550), (610, 30800), (616, 30500), (671, 28000), (700, 26840), (770, 24400), (800, 23485), (854, 22000), (875, 21472), (880, 21350), (976, 19250), (1000, 18788), (1100, 17080), (1120, 16775), (1220, 15400), (1232, 15250), (1342, 14000), (1375, 13664), (1400, 13420), (1525, 12320), (1540, 12200), (1708, 11000), (1750, 10736), (1760, 10675), (1925, 9760), (1952, 9625), (2000, 9394), (2135, 8800), (2200, 8540), (2440, 7700), (2464, 7625), (2684, 7000), (2750, 6832), (2800, 6710), (3050, 6160), (3080, 6100), (3355, 5600), (3416, 5500), (3500, 5368), (3850, 4880), (4000, 4697), (4270, 4400)]