20465286688

素因数分解:

$2^5\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{317}}^1$

素因数の和:568

約数の個数: 288

約数和(自身を含む): 54264893760

約数和(自身を除く): 33799607072

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 19, 22, 28, 32, 38, 44, 49, 56, 76, 77, 88, 98, 112, 133, 152, 154, 176, 196, 197, 209, 224, 266, 304, 308, 317, 352, 392, 394, 418, 532, 539, 608, 616, 634, 784, 788, 836, 931, 1064, 1078, 1232, 1268, 1379, 1463, 1568, 1576, 1672, 1862, 2128, 2156, 2167, 2219, 2464, 2536, 2758, 2926, 3152, 3344, 3487, 3724, 3743, 4256, 4312, 4334, 4438, 5072, 5516, 5852, 6023, 6304, 6688, 6974, 7448, 7486, 8624, 8668, 8876, 9653, 10144, 10241, 11032, 11704, 12046, 13948, 14896, 14972, 15169, 15533, 17248, 17336, 17752, 19306, 20482, 22064, 23408, 24092, 24409, 26201, 27896, 29792, 29944, 30338, 31066, 34672, 35504, 38612, 40964, 41173, 42161, 44128, 46816, 48184, 48818, 52402, 55792, 59888, 60676, 62132, 62449, 66253, 69344, 71008, 77224, 81928, 82346, 84322, 96368, 97636, 104804, 106183, 111584, 119776, 121352, 124264, 124898, 132506, 154448, 163856, 164692, 168644, 170863, 183407, 192736, 195272, 209608, 212366, 242704, 248528, 249796, 265012, 288211, 295127, 308896, 327712, 329384, 337288, 341726, 366814, 390544, 419216, 424732, 437143, 463771, 485408, 497056, 499592, 530024, 576422, 590254, 658768, 674576, 683452, 686939, 733628, 781088, 838432, 849464, 874286, 927542, 999184, 1060048, 1152844, 1180508, 1186531, 1317536, 1349152, 1366904, 1373878, 1467256, 1698928, 1748572, 1855084, 1998368, 2017477, 2120096, 2305688, 2361016, 2373062, 2733808, 2747756, 2934512, 3060001, 3246397, 3397856, 3497144, 3710168, 4034954, 4611376, 4722032, 4746124, 4808573, 5467616, 5495512, 5869024, 6120002, 6492794, 6994288, 7420336, 8069908, 8305717, 9222752, 9444064, 9492248, 9617146, 10991024, 12240004, 12985588, 13051841, 13988576, 14840672, 16139816, 16611434, 18984496, 19234292, 21982048, 24480008, 25971176, 26103682, 32279632, 33222868, 33660011, 37968992, 38468584, 48960016, 51942352, 52207364, 58140019, 64559264, 66445736, 67320022, 76937168, 91362887, 97920032, 103884704, 104414728, 116280038, 132891472, 134640044, 153874336, 182725774, 208829456, 232560076, 265782944, 269280088, 365451548, 417658912, 465120152, 538560176, 639540209, 730903096, 930240304, 1077120352, 1279080418, 1461806192, 1860480608, 2558160836, 2923612384, 5116321672, 10232643344, 20465286688]

約数ペア:

[(1, 20465286688), (2, 10232643344), (4, 5116321672), (7, 2923612384), (8, 2558160836), (11, 1860480608), (14, 1461806192), (16, 1279080418), (19, 1077120352), (22, 930240304), (28, 730903096), (32, 639540209), (38, 538560176), (44, 465120152), (49, 417658912), (56, 365451548), (76, 269280088), (77, 265782944), (88, 232560076), (98, 208829456), (112, 182725774), (133, 153874336), (152, 134640044), (154, 132891472), (176, 116280038), (196, 104414728), (197, 103884704), (209, 97920032), (224, 91362887), (266, 76937168), (304, 67320022), (308, 66445736), (317, 64559264), (352, 58140019), (392, 52207364), (394, 51942352), (418, 48960016), (532, 38468584), (539, 37968992), (608, 33660011), (616, 33222868), (634, 32279632), (784, 26103682), (788, 25971176), (836, 24480008), (931, 21982048), (1064, 19234292), (1078, 18984496), (1232, 16611434), (1268, 16139816), (1379, 14840672), (1463, 13988576), (1568, 13051841), (1576, 12985588), (1672, 12240004), (1862, 10991024), (2128, 9617146), (2156, 9492248), (2167, 9444064), (2219, 9222752), (2464, 8305717), (2536, 8069908), (2758, 7420336), (2926, 6994288), (3152, 6492794), (3344, 6120002), (3487, 5869024), (3724, 5495512), (3743, 5467616), (4256, 4808573), (4312, 4746124), (4334, 4722032), (4438, 4611376), (5072, 4034954), (5516, 3710168), (5852, 3497144), (6023, 3397856), (6304, 3246397), (6688, 3060001), (6974, 2934512), (7448, 2747756), (7486, 2733808), (8624, 2373062), (8668, 2361016), (8876, 2305688), (9653, 2120096), (10144, 2017477), (10241, 1998368), (11032, 1855084), (11704, 1748572), (12046, 1698928), (13948, 1467256), (14896, 1373878), (14972, 1366904), (15169, 1349152), (15533, 1317536), (17248, 1186531), (17336, 1180508), (17752, 1152844), (19306, 1060048), (20482, 999184), (22064, 927542), (23408, 874286), (24092, 849464), (24409, 838432), (26201, 781088), (27896, 733628), (29792, 686939), (29944, 683452), (30338, 674576), (31066, 658768), (34672, 590254), (35504, 576422), (38612, 530024), (40964, 499592), (41173, 497056), (42161, 485408), (44128, 463771), (46816, 437143), (48184, 424732), (48818, 419216), (52402, 390544), (55792, 366814), (59888, 341726), (60676, 337288), (62132, 329384), (62449, 327712), (66253, 308896), (69344, 295127), (71008, 288211), (77224, 265012), (81928, 249796), (82346, 248528), (84322, 242704), (96368, 212366), (97636, 209608), (104804, 195272), (106183, 192736), (111584, 183407), (119776, 170863), (121352, 168644), (124264, 164692), (124898, 163856), (132506, 154448)]