20802094320

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{28729}}^1$

素因数の和:29183

約数の個数: 160

約数和(自身を含む): 73872414720

約数和(自身を除く): 53070320400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 431, 560, 840, 862, 1293, 1680, 1724, 2155, 2586, 3017, 3448, 4310, 5172, 6034, 6465, 6896, 8620, 9051, 10344, 12068, 12930, 15085, 17240, 18102, 20688, 24136, 25860, 28729, 30170, 34480, 36204, 45255, 48272, 51720, 57458, 60340, 72408, 86187, 90510, 103440, 114916, 120680, 143645, 144816, 172374, 181020, 201103, 229832, 241360, 287290, 344748, 362040, 402206, 430935, 459664, 574580, 603309, 689496, 724080, 804412, 861870, 1005515, 1149160, 1206618, 1378992, 1608824, 1723740, 2011030, 2298320, 2413236, 3016545, 3217648, 3447480, 4022060, 4826472, 6033090, 6894960, 8044120, 9652944, 12066180, 12382199, 16088240, 24132360, 24764398, 37146597, 48264720, 49528796, 61910995, 74293194, 86675393, 99057592, 123821990, 148586388, 173350786, 185732985, 198115184, 247643980, 260026179, 297172776, 346701572, 371465970, 433376965, 495287960, 520052358, 594345552, 693403144, 742931940, 866753930, 990575920, 1040104716, 1300130895, 1386806288, 1485863880, 1733507860, 2080209432, 2600261790, 2971727760, 3467015720, 4160418864, 5200523580, 6934031440, 10401047160, 20802094320]

約数ペア:

[(1, 20802094320), (2, 10401047160), (3, 6934031440), (4, 5200523580), (5, 4160418864), (6, 3467015720), (7, 2971727760), (8, 2600261790), (10, 2080209432), (12, 1733507860), (14, 1485863880), (15, 1386806288), (16, 1300130895), (20, 1040104716), (21, 990575920), (24, 866753930), (28, 742931940), (30, 693403144), (35, 594345552), (40, 520052358), (42, 495287960), (48, 433376965), (56, 371465970), (60, 346701572), (70, 297172776), (80, 260026179), (84, 247643980), (105, 198115184), (112, 185732985), (120, 173350786), (140, 148586388), (168, 123821990), (210, 99057592), (240, 86675393), (280, 74293194), (336, 61910995), (420, 49528796), (431, 48264720), (560, 37146597), (840, 24764398), (862, 24132360), (1293, 16088240), (1680, 12382199), (1724, 12066180), (2155, 9652944), (2586, 8044120), (3017, 6894960), (3448, 6033090), (4310, 4826472), (5172, 4022060), (6034, 3447480), (6465, 3217648), (6896, 3016545), (8620, 2413236), (9051, 2298320), (10344, 2011030), (12068, 1723740), (12930, 1608824), (15085, 1378992), (17240, 1206618), (18102, 1149160), (20688, 1005515), (24136, 861870), (25860, 804412), (28729, 724080), (30170, 689496), (34480, 603309), (36204, 574580), (45255, 459664), (48272, 430935), (51720, 402206), (57458, 362040), (60340, 344748), (72408, 287290), (86187, 241360), (90510, 229832), (103440, 201103), (114916, 181020), (120680, 172374), (143645, 144816)]