2080686080

素因数分解:

$2^{14}\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2309}}^1$

素因数の和:2353

約数の個数: 120

約数和(自身を含む): 5449807440

約数和(自身を除く): 3369121360

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 512, 640, 704, 880, 1024, 1280, 1408, 1760, 2048, 2309, 2560, 2816, 3520, 4096, 4618, 5120, 5632, 7040, 8192, 9236, 10240, 11264, 11545, 14080, 16384, 18472, 20480, 22528, 23090, 25399, 28160, 36944, 40960, 45056, 46180, 50798, 56320, 73888, 81920, 90112, 92360, 101596, 112640, 126995, 147776, 180224, 184720, 203192, 225280, 253990, 295552, 369440, 406384, 450560, 507980, 591104, 738880, 812768, 901120, 1015960, 1182208, 1477760, 1625536, 2031920, 2364416, 2955520, 3251072, 4063840, 4728832, 5911040, 6502144, 8127680, 9457664, 11822080, 13004288, 16255360, 18915328, 23644160, 26008576, 32510720, 37830656, 47288320, 52017152, 65021440, 94576640, 104034304, 130042880, 189153280, 208068608, 260085760, 416137216, 520171520, 1040343040, 2080686080]

約数ペア:

[(1, 2080686080), (2, 1040343040), (4, 520171520), (5, 416137216), (8, 260085760), (10, 208068608), (11, 189153280), (16, 130042880), (20, 104034304), (22, 94576640), (32, 65021440), (40, 52017152), (44, 47288320), (55, 37830656), (64, 32510720), (80, 26008576), (88, 23644160), (110, 18915328), (128, 16255360), (160, 13004288), (176, 11822080), (220, 9457664), (256, 8127680), (320, 6502144), (352, 5911040), (440, 4728832), (512, 4063840), (640, 3251072), (704, 2955520), (880, 2364416), (1024, 2031920), (1280, 1625536), (1408, 1477760), (1760, 1182208), (2048, 1015960), (2309, 901120), (2560, 812768), (2816, 738880), (3520, 591104), (4096, 507980), (4618, 450560), (5120, 406384), (5632, 369440), (7040, 295552), (8192, 253990), (9236, 225280), (10240, 203192), (11264, 184720), (11545, 180224), (14080, 147776), (16384, 126995), (18472, 112640), (20480, 101596), (22528, 92360), (23090, 90112), (25399, 81920), (28160, 73888), (36944, 56320), (40960, 50798), (45056, 46180)]