2011893760

素因数分解:

$2^{12}\times 5^1\times {\mathrm{193}}^1\times {\mathrm{509}}^1$

素因数の和:731

約数の個数: 104

約数和(自身を含む): 4862505240

約数和(自身を除く): 2850611480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 193, 256, 320, 386, 509, 512, 640, 772, 965, 1018, 1024, 1280, 1544, 1930, 2036, 2048, 2545, 2560, 3088, 3860, 4072, 4096, 5090, 5120, 6176, 7720, 8144, 10180, 10240, 12352, 15440, 16288, 20360, 20480, 24704, 30880, 32576, 40720, 49408, 61760, 65152, 81440, 98237, 98816, 123520, 130304, 162880, 196474, 197632, 247040, 260608, 325760, 392948, 395264, 491185, 494080, 521216, 651520, 785896, 790528, 982370, 988160, 1042432, 1303040, 1571792, 1964740, 1976320, 2084864, 2606080, 3143584, 3929480, 3952640, 5212160, 6287168, 7858960, 10424320, 12574336, 15717920, 25148672, 31435840, 50297344, 62871680, 100594688, 125743360, 201189376, 251486720, 402378752, 502973440, 1005946880, 2011893760]

約数ペア:

[(1, 2011893760), (2, 1005946880), (4, 502973440), (5, 402378752), (8, 251486720), (10, 201189376), (16, 125743360), (20, 100594688), (32, 62871680), (40, 50297344), (64, 31435840), (80, 25148672), (128, 15717920), (160, 12574336), (193, 10424320), (256, 7858960), (320, 6287168), (386, 5212160), (509, 3952640), (512, 3929480), (640, 3143584), (772, 2606080), (965, 2084864), (1018, 1976320), (1024, 1964740), (1280, 1571792), (1544, 1303040), (1930, 1042432), (2036, 988160), (2048, 982370), (2545, 790528), (2560, 785896), (3088, 651520), (3860, 521216), (4072, 494080), (4096, 491185), (5090, 395264), (5120, 392948), (6176, 325760), (7720, 260608), (8144, 247040), (10180, 197632), (10240, 196474), (12352, 162880), (15440, 130304), (16288, 123520), (20360, 98816), (20480, 98237), (24704, 81440), (30880, 65152), (32576, 61760), (40720, 49408)]