20136507820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1637}}^1$

素因数の和:1721

約数の個数: 288

約数和(自身を含む): 55338401664

約数和(自身を除く): 35201893844

約数列:

[1, 2, 4, 5, 10, 11, 13, 17, 20, 22, 23, 26, 34, 44, 46, 52, 55, 65, 68, 85, 92, 110, 115, 121, 130, 143, 170, 187, 220, 221, 230, 242, 253, 260, 286, 299, 340, 374, 391, 442, 460, 484, 506, 572, 598, 605, 715, 748, 782, 884, 935, 1012, 1105, 1196, 1210, 1265, 1430, 1495, 1564, 1573, 1637, 1870, 1955, 2057, 2210, 2420, 2431, 2530, 2783, 2860, 2990, 3146, 3274, 3289, 3740, 3910, 4114, 4301, 4420, 4862, 5060, 5083, 5566, 5980, 6292, 6548, 6578, 7820, 7865, 8185, 8228, 8602, 9724, 10166, 10285, 11132, 12155, 13156, 13915, 15730, 16370, 16445, 17204, 18007, 20332, 20570, 21281, 21505, 24310, 25415, 26741, 27829, 27830, 31460, 32740, 32890, 36014, 36179, 37651, 41140, 42562, 43010, 47311, 48620, 50830, 53482, 55658, 55660, 55913, 65780, 72028, 72358, 75302, 85124, 86020, 90035, 94622, 101660, 106405, 106964, 111316, 111826, 133705, 139145, 144716, 150604, 180070, 180895, 188255, 189244, 198077, 212810, 223652, 234091, 236555, 267410, 278290, 279565, 306119, 360140, 361777, 361790, 376510, 396154, 414161, 425620, 468182, 473110, 489463, 534820, 556580, 559130, 612238, 615043, 640067, 723554, 723580, 753020, 792308, 828322, 936364, 946220, 978926, 990385, 1118260, 1170455, 1224476, 1230086, 1280134, 1447108, 1530595, 1656644, 1808885, 1957852, 1980770, 2070805, 2340910, 2447315, 2460172, 2560268, 2575001, 3061190, 3075215, 3200335, 3367309, 3617770, 3961540, 3979547, 4141610, 4555771, 4681820, 4894630, 5150002, 5384093, 6122380, 6150430, 6400670, 6734618, 7040737, 7235540, 7959094, 8283220, 8320871, 9111542, 9789260, 10300004, 10768186, 12300860, 12801340, 12875005, 13469236, 14081474, 15918188, 16641742, 16836545, 18223084, 19897735, 21536372, 22778855, 25750010, 26920465, 28162948, 33283484, 33673090, 35203685, 39795470, 41604355, 43775017, 45557710, 51500020, 53840930, 59225023, 67346180, 70407370, 77448107, 79590940, 83208710, 87550034, 91115420, 91529581, 107681860, 118450046, 140814740, 154896214, 166417420, 175100068, 183059162, 218875085, 236900092, 296125115, 309792428, 366118324, 387240535, 437750170, 457647905, 592250230, 774481070, 875500340, 915295810, 1006825391, 1184500460, 1548962140, 1830591620, 2013650782, 4027301564, 5034126955, 10068253910, 20136507820]

約数ペア:

[(1, 20136507820), (2, 10068253910), (4, 5034126955), (5, 4027301564), (10, 2013650782), (11, 1830591620), (13, 1548962140), (17, 1184500460), (20, 1006825391), (22, 915295810), (23, 875500340), (26, 774481070), (34, 592250230), (44, 457647905), (46, 437750170), (52, 387240535), (55, 366118324), (65, 309792428), (68, 296125115), (85, 236900092), (92, 218875085), (110, 183059162), (115, 175100068), (121, 166417420), (130, 154896214), (143, 140814740), (170, 118450046), (187, 107681860), (220, 91529581), (221, 91115420), (230, 87550034), (242, 83208710), (253, 79590940), (260, 77448107), (286, 70407370), (299, 67346180), (340, 59225023), (374, 53840930), (391, 51500020), (442, 45557710), (460, 43775017), (484, 41604355), (506, 39795470), (572, 35203685), (598, 33673090), (605, 33283484), (715, 28162948), (748, 26920465), (782, 25750010), (884, 22778855), (935, 21536372), (1012, 19897735), (1105, 18223084), (1196, 16836545), (1210, 16641742), (1265, 15918188), (1430, 14081474), (1495, 13469236), (1564, 12875005), (1573, 12801340), (1637, 12300860), (1870, 10768186), (1955, 10300004), (2057, 9789260), (2210, 9111542), (2420, 8320871), (2431, 8283220), (2530, 7959094), (2783, 7235540), (2860, 7040737), (2990, 6734618), (3146, 6400670), (3274, 6150430), (3289, 6122380), (3740, 5384093), (3910, 5150002), (4114, 4894630), (4301, 4681820), (4420, 4555771), (4862, 4141610), (5060, 3979547), (5083, 3961540), (5566, 3617770), (5980, 3367309), (6292, 3200335), (6548, 3075215), (6578, 3061190), (7820, 2575001), (7865, 2560268), (8185, 2460172), (8228, 2447315), (8602, 2340910), (9724, 2070805), (10166, 1980770), (10285, 1957852), (11132, 1808885), (12155, 1656644), (13156, 1530595), (13915, 1447108), (15730, 1280134), (16370, 1230086), (16445, 1224476), (17204, 1170455), (18007, 1118260), (20332, 990385), (20570, 978926), (21281, 946220), (21505, 936364), (24310, 828322), (25415, 792308), (26741, 753020), (27829, 723580), (27830, 723554), (31460, 640067), (32740, 615043), (32890, 612238), (36014, 559130), (36179, 556580), (37651, 534820), (41140, 489463), (42562, 473110), (43010, 468182), (47311, 425620), (48620, 414161), (50830, 396154), (53482, 376510), (55658, 361790), (55660, 361777), (55913, 360140), (65780, 306119), (72028, 279565), (72358, 278290), (75302, 267410), (85124, 236555), (86020, 234091), (90035, 223652), (94622, 212810), (101660, 198077), (106405, 189244), (106964, 188255), (111316, 180895), (111826, 180070), (133705, 150604), (139145, 144716)]