20000064

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{647}}^1$

素因数の和:692

約数の個数: 112

約数和(自身を含む): 63203328

約数和(自身を除く): 43203264

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 32, 42, 46, 48, 56, 64, 69, 84, 92, 96, 112, 138, 161, 168, 184, 192, 224, 276, 322, 336, 368, 448, 483, 552, 644, 647, 672, 736, 966, 1104, 1288, 1294, 1344, 1472, 1932, 1941, 2208, 2576, 2588, 3864, 3882, 4416, 4529, 5152, 5176, 7728, 7764, 9058, 10304, 10352, 13587, 14881, 15456, 15528, 18116, 20704, 27174, 29762, 30912, 31056, 36232, 41408, 44643, 54348, 59524, 62112, 72464, 89286, 104167, 108696, 119048, 124224, 144928, 178572, 208334, 217392, 238096, 289856, 312501, 357144, 416668, 434784, 476192, 625002, 714288, 833336, 869568, 952384, 1250004, 1428576, 1666672, 2500008, 2857152, 3333344, 5000016, 6666688, 10000032, 20000064]

約数ペア:

[(1, 20000064), (2, 10000032), (3, 6666688), (4, 5000016), (6, 3333344), (7, 2857152), (8, 2500008), (12, 1666672), (14, 1428576), (16, 1250004), (21, 952384), (23, 869568), (24, 833336), (28, 714288), (32, 625002), (42, 476192), (46, 434784), (48, 416668), (56, 357144), (64, 312501), (69, 289856), (84, 238096), (92, 217392), (96, 208334), (112, 178572), (138, 144928), (161, 124224), (168, 119048), (184, 108696), (192, 104167), (224, 89286), (276, 72464), (322, 62112), (336, 59524), (368, 54348), (448, 44643), (483, 41408), (552, 36232), (644, 31056), (647, 30912), (672, 29762), (736, 27174), (966, 20704), (1104, 18116), (1288, 15528), (1294, 15456), (1344, 14881), (1472, 13587), (1932, 10352), (1941, 10304), (2208, 9058), (2576, 7764), (2588, 7728), (3864, 5176), (3882, 5152), (4416, 4529)]