19601120

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:113

約数の個数: 192

約数和(自身を含む): 60673536

約数和(自身を除く): 41072416

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 37, 40, 43, 44, 55, 56, 70, 74, 77, 80, 86, 88, 110, 112, 140, 148, 154, 160, 172, 176, 185, 215, 220, 224, 259, 280, 296, 301, 308, 344, 352, 370, 385, 407, 430, 440, 473, 518, 560, 592, 602, 616, 688, 740, 770, 814, 860, 880, 946, 1036, 1120, 1184, 1204, 1232, 1295, 1376, 1480, 1505, 1540, 1591, 1628, 1720, 1760, 1892, 2035, 2072, 2365, 2408, 2464, 2590, 2849, 2960, 3010, 3080, 3182, 3256, 3311, 3440, 3784, 4070, 4144, 4730, 4816, 5180, 5698, 5920, 6020, 6160, 6364, 6512, 6622, 6880, 7568, 7955, 8140, 8288, 9460, 9632, 10360, 11137, 11396, 12040, 12320, 12728, 13024, 13244, 14245, 15136, 15910, 16280, 16555, 17501, 18920, 20720, 22274, 22792, 24080, 25456, 26488, 28490, 31820, 32560, 33110, 35002, 37840, 41440, 44548, 45584, 48160, 50912, 52976, 55685, 56980, 63640, 65120, 66220, 70004, 75680, 87505, 89096, 91168, 105952, 111370, 113960, 122507, 127280, 132440, 140008, 175010, 178192, 222740, 227920, 245014, 254560, 264880, 280016, 350020, 356384, 445480, 455840, 490028, 529760, 560032, 612535, 700040, 890960, 980056, 1225070, 1400080, 1781920, 1960112, 2450140, 2800160, 3920224, 4900280, 9800560, 19601120]

約数ペア:

[(1, 19601120), (2, 9800560), (4, 4900280), (5, 3920224), (7, 2800160), (8, 2450140), (10, 1960112), (11, 1781920), (14, 1400080), (16, 1225070), (20, 980056), (22, 890960), (28, 700040), (32, 612535), (35, 560032), (37, 529760), (40, 490028), (43, 455840), (44, 445480), (55, 356384), (56, 350020), (70, 280016), (74, 264880), (77, 254560), (80, 245014), (86, 227920), (88, 222740), (110, 178192), (112, 175010), (140, 140008), (148, 132440), (154, 127280), (160, 122507), (172, 113960), (176, 111370), (185, 105952), (215, 91168), (220, 89096), (224, 87505), (259, 75680), (280, 70004), (296, 66220), (301, 65120), (308, 63640), (344, 56980), (352, 55685), (370, 52976), (385, 50912), (407, 48160), (430, 45584), (440, 44548), (473, 41440), (518, 37840), (560, 35002), (592, 33110), (602, 32560), (616, 31820), (688, 28490), (740, 26488), (770, 25456), (814, 24080), (860, 22792), (880, 22274), (946, 20720), (1036, 18920), (1120, 17501), (1184, 16555), (1204, 16280), (1232, 15910), (1295, 15136), (1376, 14245), (1480, 13244), (1505, 13024), (1540, 12728), (1591, 12320), (1628, 12040), (1720, 11396), (1760, 11137), (1892, 10360), (2035, 9632), (2072, 9460), (2365, 8288), (2408, 8140), (2464, 7955), (2590, 7568), (2849, 6880), (2960, 6622), (3010, 6512), (3080, 6364), (3182, 6160), (3256, 6020), (3311, 5920), (3440, 5698), (3784, 5180), (4070, 4816), (4144, 4730)]