20409700752

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{191}}^1\times {\mathrm{227}}^1\times {\mathrm{467}}^1$

素因数の和:906

約数の個数: 240

約数和(自身を含む): 66050629632

約数和(自身を除く): 45640928880

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 191, 227, 252, 336, 382, 454, 467, 504, 573, 681, 764, 908, 934, 1008, 1146, 1337, 1362, 1401, 1528, 1589, 1719, 1816, 1868, 2043, 2292, 2674, 2724, 2802, 3056, 3178, 3269, 3438, 3632, 3736, 4011, 4086, 4203, 4584, 4767, 5348, 5448, 5604, 6356, 6538, 6876, 7472, 8022, 8172, 8406, 9168, 9534, 9807, 10696, 10896, 11208, 12033, 12712, 13076, 13752, 14301, 16044, 16344, 16812, 19068, 19614, 21392, 22416, 24066, 25424, 26152, 27504, 28602, 29421, 32088, 32688, 33624, 38136, 39228, 43357, 48132, 52304, 57204, 58842, 64176, 67248, 76272, 78456, 86714, 89197, 96264, 106009, 114408, 117684, 130071, 156912, 173428, 178394, 192528, 212018, 228816, 235368, 260142, 267591, 303499, 318027, 346856, 356788, 390213, 424036, 470736, 520284, 535182, 606998, 624379, 636054, 693712, 713576, 742063, 780426, 802773, 848072, 910497, 954081, 1040568, 1070364, 1213996, 1248758, 1272108, 1427152, 1484126, 1560852, 1605546, 1696144, 1820994, 1873137, 1908162, 2081136, 2140728, 2226189, 2427992, 2497516, 2544216, 2731491, 2968252, 3121704, 3211092, 3641988, 3746274, 3816324, 4281456, 4452378, 4855984, 4995032, 5088432, 5462982, 5619411, 5936504, 6243408, 6422184, 6678567, 7283976, 7492548, 7632648, 8904756, 9990064, 10925964, 11238822, 11873008, 12844368, 13357134, 14567952, 14985096, 15265296, 17809512, 20247719, 21851928, 22477644, 26714268, 29970192, 35619024, 40495438, 43703856, 44955288, 53428536, 60743157, 80990876, 89910576, 106857072, 121486314, 141734033, 161981752, 182229471, 242972628, 283468066, 323963504, 364458942, 425202099, 485945256, 566936132, 728917884, 850404198, 971890512, 1133872264, 1275606297, 1457835768, 1700808396, 2267744528, 2551212594, 2915671536, 3401616792, 5102425188, 6803233584, 10204850376, 20409700752]

約数ペア:

[(1, 20409700752), (2, 10204850376), (3, 6803233584), (4, 5102425188), (6, 3401616792), (7, 2915671536), (8, 2551212594), (9, 2267744528), (12, 1700808396), (14, 1457835768), (16, 1275606297), (18, 1133872264), (21, 971890512), (24, 850404198), (28, 728917884), (36, 566936132), (42, 485945256), (48, 425202099), (56, 364458942), (63, 323963504), (72, 283468066), (84, 242972628), (112, 182229471), (126, 161981752), (144, 141734033), (168, 121486314), (191, 106857072), (227, 89910576), (252, 80990876), (336, 60743157), (382, 53428536), (454, 44955288), (467, 43703856), (504, 40495438), (573, 35619024), (681, 29970192), (764, 26714268), (908, 22477644), (934, 21851928), (1008, 20247719), (1146, 17809512), (1337, 15265296), (1362, 14985096), (1401, 14567952), (1528, 13357134), (1589, 12844368), (1719, 11873008), (1816, 11238822), (1868, 10925964), (2043, 9990064), (2292, 8904756), (2674, 7632648), (2724, 7492548), (2802, 7283976), (3056, 6678567), (3178, 6422184), (3269, 6243408), (3438, 5936504), (3632, 5619411), (3736, 5462982), (4011, 5088432), (4086, 4995032), (4203, 4855984), (4584, 4452378), (4767, 4281456), (5348, 3816324), (5448, 3746274), (5604, 3641988), (6356, 3211092), (6538, 3121704), (6876, 2968252), (7472, 2731491), (8022, 2544216), (8172, 2497516), (8406, 2427992), (9168, 2226189), (9534, 2140728), (9807, 2081136), (10696, 1908162), (10896, 1873137), (11208, 1820994), (12033, 1696144), (12712, 1605546), (13076, 1560852), (13752, 1484126), (14301, 1427152), (16044, 1272108), (16344, 1248758), (16812, 1213996), (19068, 1070364), (19614, 1040568), (21392, 954081), (22416, 910497), (24066, 848072), (25424, 802773), (26152, 780426), (27504, 742063), (28602, 713576), (29421, 693712), (32088, 636054), (32688, 624379), (33624, 606998), (38136, 535182), (39228, 520284), (43357, 470736), (48132, 424036), (52304, 390213), (57204, 356788), (58842, 346856), (64176, 318027), (67248, 303499), (76272, 267591), (78456, 260142), (86714, 235368), (89197, 228816), (96264, 212018), (106009, 192528), (114408, 178394), (117684, 173428), (130071, 156912)]