2017890688

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{557}}^1$

素因数の和:696

約数の個数: 128

約数和(自身を含む): 4589706240

約数和(自身を除く): 2571815552

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 32, 44, 62, 64, 83, 88, 124, 128, 166, 176, 248, 332, 341, 352, 496, 557, 664, 682, 704, 913, 992, 1114, 1328, 1364, 1408, 1826, 1984, 2228, 2573, 2656, 2728, 3652, 3968, 4456, 5146, 5312, 5456, 6127, 7304, 8912, 10292, 10624, 10912, 12254, 14608, 17267, 17824, 20584, 21824, 24508, 28303, 29216, 34534, 35648, 41168, 43648, 46231, 49016, 56606, 58432, 69068, 71296, 82336, 92462, 98032, 113212, 116864, 138136, 164672, 184924, 189937, 196064, 226424, 276272, 329344, 369848, 379874, 392128, 452848, 508541, 552544, 739696, 759748, 784256, 905696, 1017082, 1105088, 1433161, 1479392, 1519496, 1811392, 2034164, 2210176, 2866322, 2958784, 3038992, 3622784, 4068328, 5732644, 5917568, 6077984, 8136656, 11465288, 12155968, 15764771, 16273312, 22930576, 24311936, 31529542, 32546624, 45861152, 63059084, 65093248, 91722304, 126118168, 183444608, 252236336, 504472672, 1008945344, 2017890688]

約数ペア:

[(1, 2017890688), (2, 1008945344), (4, 504472672), (8, 252236336), (11, 183444608), (16, 126118168), (22, 91722304), (31, 65093248), (32, 63059084), (44, 45861152), (62, 32546624), (64, 31529542), (83, 24311936), (88, 22930576), (124, 16273312), (128, 15764771), (166, 12155968), (176, 11465288), (248, 8136656), (332, 6077984), (341, 5917568), (352, 5732644), (496, 4068328), (557, 3622784), (664, 3038992), (682, 2958784), (704, 2866322), (913, 2210176), (992, 2034164), (1114, 1811392), (1328, 1519496), (1364, 1479392), (1408, 1433161), (1826, 1105088), (1984, 1017082), (2228, 905696), (2573, 784256), (2656, 759748), (2728, 739696), (3652, 552544), (3968, 508541), (4456, 452848), (5146, 392128), (5312, 379874), (5456, 369848), (6127, 329344), (7304, 276272), (8912, 226424), (10292, 196064), (10624, 189937), (10912, 184924), (12254, 164672), (14608, 138136), (17267, 116864), (17824, 113212), (20584, 98032), (21824, 92462), (24508, 82336), (28303, 71296), (29216, 69068), (34534, 58432), (35648, 56606), (41168, 49016), (43648, 46231)]