2689771520

素因数分解:

$2^{11}\times 5^1\times {\mathrm{193}}^1\times {\mathrm{1361}}^1$

素因数の和:1581

約数の個数: 96

約数和(自身を含む): 6492081960

約数和(自身を除く): 3802310440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 193, 256, 320, 386, 512, 640, 772, 965, 1024, 1280, 1361, 1544, 1930, 2048, 2560, 2722, 3088, 3860, 5120, 5444, 6176, 6805, 7720, 10240, 10888, 12352, 13610, 15440, 21776, 24704, 27220, 30880, 43552, 49408, 54440, 61760, 87104, 98816, 108880, 123520, 174208, 197632, 217760, 247040, 262673, 348416, 395264, 435520, 494080, 525346, 696832, 871040, 988160, 1050692, 1313365, 1393664, 1742080, 1976320, 2101384, 2626730, 2787328, 3484160, 4202768, 5253460, 6968320, 8405536, 10506920, 13936640, 16811072, 21013840, 33622144, 42027680, 67244288, 84055360, 134488576, 168110720, 268977152, 336221440, 537954304, 672442880, 1344885760, 2689771520]

約数ペア:

[(1, 2689771520), (2, 1344885760), (4, 672442880), (5, 537954304), (8, 336221440), (10, 268977152), (16, 168110720), (20, 134488576), (32, 84055360), (40, 67244288), (64, 42027680), (80, 33622144), (128, 21013840), (160, 16811072), (193, 13936640), (256, 10506920), (320, 8405536), (386, 6968320), (512, 5253460), (640, 4202768), (772, 3484160), (965, 2787328), (1024, 2626730), (1280, 2101384), (1361, 1976320), (1544, 1742080), (1930, 1393664), (2048, 1313365), (2560, 1050692), (2722, 988160), (3088, 871040), (3860, 696832), (5120, 525346), (5444, 494080), (6176, 435520), (6805, 395264), (7720, 348416), (10240, 262673), (10888, 247040), (12352, 217760), (13610, 197632), (15440, 174208), (21776, 123520), (24704, 108880), (27220, 98816), (30880, 87104), (43552, 61760), (49408, 54440)]