20028001840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{811}}^1$

素因数の和:1072

約数の個数: 320

約数和(自身を含む): 61476065280

約数和(自身を除く): 41448063440

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 19, 20, 22, 28, 35, 38, 40, 44, 55, 56, 70, 76, 77, 80, 88, 95, 110, 112, 133, 140, 152, 154, 176, 190, 209, 211, 220, 266, 280, 304, 308, 380, 385, 418, 422, 440, 532, 560, 616, 665, 760, 770, 811, 836, 844, 880, 1045, 1055, 1064, 1232, 1330, 1463, 1477, 1520, 1540, 1622, 1672, 1688, 2090, 2110, 2128, 2321, 2660, 2926, 2954, 3080, 3244, 3344, 3376, 4009, 4055, 4180, 4220, 4642, 5320, 5677, 5852, 5908, 6160, 6488, 7315, 7385, 8018, 8110, 8360, 8440, 8921, 9284, 10640, 11354, 11605, 11704, 11816, 12976, 14630, 14770, 15409, 16036, 16220, 16247, 16720, 16880, 17842, 18568, 20045, 22708, 23210, 23408, 23632, 28063, 28385, 29260, 29540, 30818, 32072, 32440, 32494, 35684, 37136, 40090, 44099, 44605, 45416, 46420, 56126, 56770, 58520, 59080, 61636, 62447, 64144, 64880, 64988, 71368, 77045, 80180, 81235, 88198, 89210, 90832, 92840, 107863, 112252, 113540, 117040, 118160, 123272, 124894, 129976, 140315, 142736, 154090, 160360, 162470, 169499, 171121, 176396, 178420, 185680, 215726, 220495, 224504, 227080, 246544, 249788, 259952, 280630, 308180, 308693, 312235, 320720, 324940, 338998, 342242, 352792, 356840, 431452, 440990, 449008, 454160, 499576, 539315, 561260, 616360, 617386, 624470, 649880, 677996, 684484, 705584, 713680, 847495, 855605, 862904, 881980, 999152, 1078630, 1122520, 1186493, 1197847, 1232720, 1234772, 1248940, 1299760, 1355992, 1368968, 1543465, 1694990, 1711210, 1725808, 1763960, 1882331, 2157260, 2245040, 2372986, 2395694, 2469544, 2497880, 2711984, 2737936, 3086930, 3251299, 3389980, 3422420, 3527920, 3764662, 4314520, 4745972, 4791388, 4939088, 4995760, 5932465, 5989235, 6173860, 6502598, 6779960, 6844840, 7529324, 8629040, 9411655, 9491944, 9582776, 11864930, 11978470, 12347720, 13005196, 13176317, 13559920, 13689680, 15058648, 16256495, 18823310, 18983888, 19165552, 22759093, 23729860, 23956940, 24695440, 26010392, 26352634, 30117296, 32512990, 35764289, 37646620, 45518186, 47459720, 47913880, 52020784, 52705268, 65025980, 65881585, 71528578, 75293240, 91036372, 94919440, 95827760, 105410536, 113795465, 130051960, 131763170, 143057156, 150586480, 178821445, 182072744, 210821072, 227590930, 250350023, 260103920, 263526340, 286114312, 357642890, 364145488, 455181860, 500700046, 527052680, 572228624, 715285780, 910363720, 1001400092, 1054105360, 1251750115, 1430571560, 1820727440, 2002800184, 2503500230, 2861143120, 4005600368, 5007000460, 10014000920, 20028001840]

約数ペア:

[(1, 20028001840), (2, 10014000920), (4, 5007000460), (5, 4005600368), (7, 2861143120), (8, 2503500230), (10, 2002800184), (11, 1820727440), (14, 1430571560), (16, 1251750115), (19, 1054105360), (20, 1001400092), (22, 910363720), (28, 715285780), (35, 572228624), (38, 527052680), (40, 500700046), (44, 455181860), (55, 364145488), (56, 357642890), (70, 286114312), (76, 263526340), (77, 260103920), (80, 250350023), (88, 227590930), (95, 210821072), (110, 182072744), (112, 178821445), (133, 150586480), (140, 143057156), (152, 131763170), (154, 130051960), (176, 113795465), (190, 105410536), (209, 95827760), (211, 94919440), (220, 91036372), (266, 75293240), (280, 71528578), (304, 65881585), (308, 65025980), (380, 52705268), (385, 52020784), (418, 47913880), (422, 47459720), (440, 45518186), (532, 37646620), (560, 35764289), (616, 32512990), (665, 30117296), (760, 26352634), (770, 26010392), (811, 24695440), (836, 23956940), (844, 23729860), (880, 22759093), (1045, 19165552), (1055, 18983888), (1064, 18823310), (1232, 16256495), (1330, 15058648), (1463, 13689680), (1477, 13559920), (1520, 13176317), (1540, 13005196), (1622, 12347720), (1672, 11978470), (1688, 11864930), (2090, 9582776), (2110, 9491944), (2128, 9411655), (2321, 8629040), (2660, 7529324), (2926, 6844840), (2954, 6779960), (3080, 6502598), (3244, 6173860), (3344, 5989235), (3376, 5932465), (4009, 4995760), (4055, 4939088), (4180, 4791388), (4220, 4745972), (4642, 4314520), (5320, 3764662), (5677, 3527920), (5852, 3422420), (5908, 3389980), (6160, 3251299), (6488, 3086930), (7315, 2737936), (7385, 2711984), (8018, 2497880), (8110, 2469544), (8360, 2395694), (8440, 2372986), (8921, 2245040), (9284, 2157260), (10640, 1882331), (11354, 1763960), (11605, 1725808), (11704, 1711210), (11816, 1694990), (12976, 1543465), (14630, 1368968), (14770, 1355992), (15409, 1299760), (16036, 1248940), (16220, 1234772), (16247, 1232720), (16720, 1197847), (16880, 1186493), (17842, 1122520), (18568, 1078630), (20045, 999152), (22708, 881980), (23210, 862904), (23408, 855605), (23632, 847495), (28063, 713680), (28385, 705584), (29260, 684484), (29540, 677996), (30818, 649880), (32072, 624470), (32440, 617386), (32494, 616360), (35684, 561260), (37136, 539315), (40090, 499576), (44099, 454160), (44605, 449008), (45416, 440990), (46420, 431452), (56126, 356840), (56770, 352792), (58520, 342242), (59080, 338998), (61636, 324940), (62447, 320720), (64144, 312235), (64880, 308693), (64988, 308180), (71368, 280630), (77045, 259952), (80180, 249788), (81235, 246544), (88198, 227080), (89210, 224504), (90832, 220495), (92840, 215726), (107863, 185680), (112252, 178420), (113540, 176396), (117040, 171121), (118160, 169499), (123272, 162470), (124894, 160360), (129976, 154090), (140315, 142736)]