20527056480

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{872749}}^1$

素因数の和:872781

約数の個数: 144

約数和(自身を含む): 75217086000

約数和(自身を除く): 54690029520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 560, 588, 672, 735, 784, 840, 980, 1120, 1176, 1470, 1568, 1680, 1960, 2352, 2940, 3360, 3920, 4704, 5880, 7840, 11760, 23520, 872749, 1745498, 2618247, 3490996, 4363745, 5236494, 6109243, 6981992, 8727490, 10472988, 12218486, 13091235, 13963984, 17454980, 18327729, 20945976, 24436972, 26182470, 27927968, 30546215, 34909960, 36655458, 41891952, 42764701, 48873944, 52364940, 61092430, 69819920, 73310916, 83783904, 85529402, 91638645, 97747888, 104729880, 122184860, 128294103, 139639840, 146621832, 171058804, 183277290, 195495776, 209459760, 213823505, 244369720, 256588206, 293243664, 342117608, 366554580, 418919520, 427647010, 488739440, 513176412, 586487328, 641470515, 684235216, 733109160, 855294020, 977478880, 1026352824, 1282941030, 1368470432, 1466218320, 1710588040, 2052705648, 2565882060, 2932436640, 3421176080, 4105411296, 5131764120, 6842352160, 10263528240, 20527056480]

約数ペア:

[(1, 20527056480), (2, 10263528240), (3, 6842352160), (4, 5131764120), (5, 4105411296), (6, 3421176080), (7, 2932436640), (8, 2565882060), (10, 2052705648), (12, 1710588040), (14, 1466218320), (15, 1368470432), (16, 1282941030), (20, 1026352824), (21, 977478880), (24, 855294020), (28, 733109160), (30, 684235216), (32, 641470515), (35, 586487328), (40, 513176412), (42, 488739440), (48, 427647010), (49, 418919520), (56, 366554580), (60, 342117608), (70, 293243664), (80, 256588206), (84, 244369720), (96, 213823505), (98, 209459760), (105, 195495776), (112, 183277290), (120, 171058804), (140, 146621832), (147, 139639840), (160, 128294103), (168, 122184860), (196, 104729880), (210, 97747888), (224, 91638645), (240, 85529402), (245, 83783904), (280, 73310916), (294, 69819920), (336, 61092430), (392, 52364940), (420, 48873944), (480, 42764701), (490, 41891952), (560, 36655458), (588, 34909960), (672, 30546215), (735, 27927968), (784, 26182470), (840, 24436972), (980, 20945976), (1120, 18327729), (1176, 17454980), (1470, 13963984), (1568, 13091235), (1680, 12218486), (1960, 10472988), (2352, 8727490), (2940, 6981992), (3360, 6109243), (3920, 5236494), (4704, 4363745), (5880, 3490996), (7840, 2618247), (11760, 1745498), (23520, 872749)]