20199291970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{283}}^1$

素因数の和:441

約数の個数: 256

約数和(自身を含む): 46994411520

約数和(自身を除く): 26795119550

約数列:

[1, 2, 5, 10, 11, 13, 19, 22, 26, 37, 38, 55, 65, 71, 74, 95, 110, 130, 142, 143, 185, 190, 209, 247, 283, 286, 355, 370, 407, 418, 481, 494, 566, 703, 710, 715, 781, 814, 923, 962, 1045, 1235, 1349, 1406, 1415, 1430, 1562, 1846, 2035, 2090, 2405, 2470, 2627, 2698, 2717, 2830, 3113, 3515, 3679, 3905, 4070, 4615, 4810, 5254, 5291, 5377, 5434, 6226, 6745, 7030, 7358, 7733, 7810, 9139, 9230, 10153, 10471, 10582, 10754, 13135, 13490, 13585, 14839, 15466, 15565, 17537, 18278, 18395, 20093, 20306, 20942, 26270, 26455, 26885, 27170, 28897, 29678, 31130, 34151, 35074, 36790, 38665, 40186, 40469, 45695, 49913, 50765, 52355, 52910, 53770, 57794, 59147, 68302, 69901, 74195, 77330, 80938, 87685, 91390, 99826, 100465, 100529, 101530, 104710, 115181, 118294, 136123, 139802, 144485, 148390, 170755, 175370, 192907, 198949, 200930, 201058, 202345, 221023, 230362, 249565, 261209, 272246, 288970, 295735, 341510, 349505, 375661, 381767, 385814, 397898, 404690, 442046, 499130, 502645, 522418, 549043, 575905, 591470, 648869, 680615, 699010, 743441, 751322, 763534, 768911, 964535, 994745, 1005290, 1098086, 1105115, 1151810, 1297738, 1306045, 1361230, 1486882, 1497353, 1537822, 1878305, 1908835, 1929070, 1989490, 2188439, 2210230, 2586337, 2612090, 2745215, 2873299, 2994706, 3244345, 3717205, 3756610, 3817670, 3844555, 4199437, 4376878, 4962971, 5172674, 5490430, 5746598, 6488690, 7137559, 7434410, 7486765, 7689110, 8177851, 8398874, 9664733, 9925942, 10942195, 12931685, 14125379, 14275118, 14366495, 14973530, 16355702, 19329466, 20997185, 21884390, 24814855, 25863370, 28250758, 28449707, 28732990, 35687795, 40889255, 41994370, 48323665, 49629710, 54592681, 56899414, 70626895, 71375590, 81778510, 96647330, 106312063, 109185362, 141253790, 142248535, 155379169, 183629927, 212624126, 272963405, 284497070, 310758338, 367259854, 531560315, 545926810, 776895845, 918149635, 1063120630, 1553791690, 1836299270, 2019929197, 4039858394, 10099645985, 20199291970]

約数ペア:

[(1, 20199291970), (2, 10099645985), (5, 4039858394), (10, 2019929197), (11, 1836299270), (13, 1553791690), (19, 1063120630), (22, 918149635), (26, 776895845), (37, 545926810), (38, 531560315), (55, 367259854), (65, 310758338), (71, 284497070), (74, 272963405), (95, 212624126), (110, 183629927), (130, 155379169), (142, 142248535), (143, 141253790), (185, 109185362), (190, 106312063), (209, 96647330), (247, 81778510), (283, 71375590), (286, 70626895), (355, 56899414), (370, 54592681), (407, 49629710), (418, 48323665), (481, 41994370), (494, 40889255), (566, 35687795), (703, 28732990), (710, 28449707), (715, 28250758), (781, 25863370), (814, 24814855), (923, 21884390), (962, 20997185), (1045, 19329466), (1235, 16355702), (1349, 14973530), (1406, 14366495), (1415, 14275118), (1430, 14125379), (1562, 12931685), (1846, 10942195), (2035, 9925942), (2090, 9664733), (2405, 8398874), (2470, 8177851), (2627, 7689110), (2698, 7486765), (2717, 7434410), (2830, 7137559), (3113, 6488690), (3515, 5746598), (3679, 5490430), (3905, 5172674), (4070, 4962971), (4615, 4376878), (4810, 4199437), (5254, 3844555), (5291, 3817670), (5377, 3756610), (5434, 3717205), (6226, 3244345), (6745, 2994706), (7030, 2873299), (7358, 2745215), (7733, 2612090), (7810, 2586337), (9139, 2210230), (9230, 2188439), (10153, 1989490), (10471, 1929070), (10582, 1908835), (10754, 1878305), (13135, 1537822), (13490, 1497353), (13585, 1486882), (14839, 1361230), (15466, 1306045), (15565, 1297738), (17537, 1151810), (18278, 1105115), (18395, 1098086), (20093, 1005290), (20306, 994745), (20942, 964535), (26270, 768911), (26455, 763534), (26885, 751322), (27170, 743441), (28897, 699010), (29678, 680615), (31130, 648869), (34151, 591470), (35074, 575905), (36790, 549043), (38665, 522418), (40186, 502645), (40469, 499130), (45695, 442046), (49913, 404690), (50765, 397898), (52355, 385814), (52910, 381767), (53770, 375661), (57794, 349505), (59147, 341510), (68302, 295735), (69901, 288970), (74195, 272246), (77330, 261209), (80938, 249565), (87685, 230362), (91390, 221023), (99826, 202345), (100465, 201058), (100529, 200930), (101530, 198949), (104710, 192907), (115181, 175370), (118294, 170755), (136123, 148390), (139802, 144485)]