1904020020

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{8837}}^1$

素因数の和:8884

約数の個数: 240

約数和(自身を含む): 7186354560

約数和(自身を除く): 5282334540

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 27, 28, 30, 35, 36, 38, 42, 45, 54, 57, 60, 63, 70, 76, 81, 84, 90, 95, 105, 108, 114, 126, 133, 135, 140, 162, 171, 180, 189, 190, 210, 228, 252, 266, 270, 285, 315, 324, 342, 378, 380, 399, 405, 420, 513, 532, 540, 567, 570, 630, 665, 684, 756, 798, 810, 855, 945, 1026, 1134, 1140, 1197, 1260, 1330, 1539, 1596, 1620, 1710, 1890, 1995, 2052, 2268, 2394, 2565, 2660, 2835, 3078, 3420, 3591, 3780, 3990, 4788, 5130, 5670, 5985, 6156, 7182, 7695, 7980, 8837, 10260, 10773, 11340, 11970, 14364, 15390, 17674, 17955, 21546, 23940, 26511, 30780, 35348, 35910, 43092, 44185, 53022, 53865, 61859, 71820, 79533, 88370, 106044, 107730, 123718, 132555, 159066, 167903, 176740, 185577, 215460, 238599, 247436, 265110, 309295, 318132, 335806, 371154, 397665, 477198, 503709, 530220, 556731, 618590, 671612, 715797, 742308, 795330, 839515, 927885, 954396, 1007418, 1113462, 1175321, 1192995, 1237180, 1431594, 1511127, 1590660, 1670193, 1679030, 1855770, 2014836, 2226924, 2350642, 2385990, 2518545, 2783655, 2863188, 3022254, 3340386, 3358060, 3525963, 3578985, 3711540, 4533381, 4701284, 4771980, 5010579, 5037090, 5567310, 5876605, 6044508, 6680772, 7051926, 7157970, 7555635, 8350965, 9066762, 10021158, 10074180, 10577889, 11134620, 11753210, 13600143, 14103852, 14315940, 15111270, 16701930, 17629815, 18133524, 20042316, 21155778, 22666905, 23506420, 25052895, 27200286, 30222540, 31733667, 33403860, 35259630, 42311556, 45333810, 50105790, 52889445, 54400572, 63467334, 68000715, 70519260, 90667620, 95201001, 100211580, 105778890, 126934668, 136001430, 158668335, 190402002, 211557780, 272002860, 317336670, 380804004, 476005005, 634673340, 952010010, 1904020020]

約数ペア:

[(1, 1904020020), (2, 952010010), (3, 634673340), (4, 476005005), (5, 380804004), (6, 317336670), (7, 272002860), (9, 211557780), (10, 190402002), (12, 158668335), (14, 136001430), (15, 126934668), (18, 105778890), (19, 100211580), (20, 95201001), (21, 90667620), (27, 70519260), (28, 68000715), (30, 63467334), (35, 54400572), (36, 52889445), (38, 50105790), (42, 45333810), (45, 42311556), (54, 35259630), (57, 33403860), (60, 31733667), (63, 30222540), (70, 27200286), (76, 25052895), (81, 23506420), (84, 22666905), (90, 21155778), (95, 20042316), (105, 18133524), (108, 17629815), (114, 16701930), (126, 15111270), (133, 14315940), (135, 14103852), (140, 13600143), (162, 11753210), (171, 11134620), (180, 10577889), (189, 10074180), (190, 10021158), (210, 9066762), (228, 8350965), (252, 7555635), (266, 7157970), (270, 7051926), (285, 6680772), (315, 6044508), (324, 5876605), (342, 5567310), (378, 5037090), (380, 5010579), (399, 4771980), (405, 4701284), (420, 4533381), (513, 3711540), (532, 3578985), (540, 3525963), (567, 3358060), (570, 3340386), (630, 3022254), (665, 2863188), (684, 2783655), (756, 2518545), (798, 2385990), (810, 2350642), (855, 2226924), (945, 2014836), (1026, 1855770), (1134, 1679030), (1140, 1670193), (1197, 1590660), (1260, 1511127), (1330, 1431594), (1539, 1237180), (1596, 1192995), (1620, 1175321), (1710, 1113462), (1890, 1007418), (1995, 954396), (2052, 927885), (2268, 839515), (2394, 795330), (2565, 742308), (2660, 715797), (2835, 671612), (3078, 618590), (3420, 556731), (3591, 530220), (3780, 503709), (3990, 477198), (4788, 397665), (5130, 371154), (5670, 335806), (5985, 318132), (6156, 309295), (7182, 265110), (7695, 247436), (7980, 238599), (8837, 215460), (10260, 185577), (10773, 176740), (11340, 167903), (11970, 159066), (14364, 132555), (15390, 123718), (17674, 107730), (17955, 106044), (21546, 88370), (23940, 79533), (26511, 71820), (30780, 61859), (35348, 53865), (35910, 53022), (43092, 44185)]