20042981728

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{197}}^1\times {\mathrm{263}}^1$

素因数の和:645

約数の個数: 192

約数和(自身を含む): 49950286848

約数和(自身を除く): 29907305120

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 77, 88, 112, 154, 157, 176, 197, 224, 263, 308, 314, 352, 394, 526, 616, 628, 788, 1052, 1099, 1232, 1256, 1379, 1576, 1727, 1841, 2104, 2167, 2198, 2464, 2512, 2758, 2893, 3152, 3454, 3682, 4208, 4334, 4396, 5024, 5516, 5786, 6304, 6908, 7364, 8416, 8668, 8792, 11032, 11572, 12089, 13816, 14728, 15169, 17336, 17584, 20251, 22064, 23144, 24178, 27632, 29456, 30338, 30929, 34672, 35168, 40502, 41291, 44128, 46288, 48356, 51811, 55264, 58912, 60676, 61858, 69344, 81004, 82582, 92576, 96712, 103622, 121352, 123716, 162008, 165164, 193424, 207244, 216503, 242704, 247432, 289037, 324016, 330328, 340219, 362677, 386848, 414488, 433006, 454201, 485408, 494864, 569921, 578074, 648032, 660656, 680438, 725354, 828976, 866012, 908402, 989728, 1139842, 1156148, 1321312, 1360876, 1450708, 1657952, 1732024, 1816804, 2279684, 2312296, 2381533, 2721752, 2901416, 3179407, 3464048, 3633608, 3989447, 4559368, 4624592, 4763066, 5443504, 5802832, 6358814, 6928096, 7267216, 7978894, 8134327, 9118736, 9249184, 9526132, 10887008, 11605664, 12717628, 14534432, 15957788, 16268654, 18237472, 19052264, 25435256, 31915576, 32537308, 38104528, 50870512, 56940289, 63831152, 65074616, 76209056, 89477597, 101741024, 113880578, 127662304, 130149232, 178955194, 227761156, 260298464, 357910388, 455522312, 626343179, 715820776, 911044624, 1252686358, 1431641552, 1822089248, 2505372716, 2863283104, 5010745432, 10021490864, 20042981728]

約数ペア:

[(1, 20042981728), (2, 10021490864), (4, 5010745432), (7, 2863283104), (8, 2505372716), (11, 1822089248), (14, 1431641552), (16, 1252686358), (22, 911044624), (28, 715820776), (32, 626343179), (44, 455522312), (56, 357910388), (77, 260298464), (88, 227761156), (112, 178955194), (154, 130149232), (157, 127662304), (176, 113880578), (197, 101741024), (224, 89477597), (263, 76209056), (308, 65074616), (314, 63831152), (352, 56940289), (394, 50870512), (526, 38104528), (616, 32537308), (628, 31915576), (788, 25435256), (1052, 19052264), (1099, 18237472), (1232, 16268654), (1256, 15957788), (1379, 14534432), (1576, 12717628), (1727, 11605664), (1841, 10887008), (2104, 9526132), (2167, 9249184), (2198, 9118736), (2464, 8134327), (2512, 7978894), (2758, 7267216), (2893, 6928096), (3152, 6358814), (3454, 5802832), (3682, 5443504), (4208, 4763066), (4334, 4624592), (4396, 4559368), (5024, 3989447), (5516, 3633608), (5786, 3464048), (6304, 3179407), (6908, 2901416), (7364, 2721752), (8416, 2381533), (8668, 2312296), (8792, 2279684), (11032, 1816804), (11572, 1732024), (12089, 1657952), (13816, 1450708), (14728, 1360876), (15169, 1321312), (17336, 1156148), (17584, 1139842), (20251, 989728), (22064, 908402), (23144, 866012), (24178, 828976), (27632, 725354), (29456, 680438), (30338, 660656), (30929, 648032), (34672, 578074), (35168, 569921), (40502, 494864), (41291, 485408), (44128, 454201), (46288, 433006), (48356, 414488), (51811, 386848), (55264, 362677), (58912, 340219), (60676, 330328), (61858, 324016), (69344, 289037), (81004, 247432), (82582, 242704), (92576, 216503), (96712, 207244), (103622, 193424), (121352, 165164), (123716, 162008)]