2000674816

素因数分解:

$2^{13}\times 7^1\times {\mathrm{139}}^1\times {\mathrm{251}}^1$

素因数の和:423

約数の個数: 112

約数和(自身を含む): 4623937920

約数和(自身を除く): 2623263104

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 139, 224, 251, 256, 278, 448, 502, 512, 556, 896, 973, 1004, 1024, 1112, 1757, 1792, 1946, 2008, 2048, 2224, 3514, 3584, 3892, 4016, 4096, 4448, 7028, 7168, 7784, 8032, 8192, 8896, 14056, 14336, 15568, 16064, 17792, 28112, 28672, 31136, 32128, 34889, 35584, 56224, 57344, 62272, 64256, 69778, 71168, 112448, 124544, 128512, 139556, 142336, 224896, 244223, 249088, 257024, 279112, 284672, 449792, 488446, 498176, 514048, 558224, 569344, 899584, 976892, 996352, 1028096, 1116448, 1138688, 1799168, 1953784, 1992704, 2056192, 2232896, 3598336, 3907568, 3985408, 4465792, 7196672, 7815136, 7970816, 8931584, 14393344, 15630272, 17863168, 31260544, 35726336, 62521088, 71452672, 125042176, 142905344, 250084352, 285810688, 500168704, 1000337408, 2000674816]

約数ペア:

[(1, 2000674816), (2, 1000337408), (4, 500168704), (7, 285810688), (8, 250084352), (14, 142905344), (16, 125042176), (28, 71452672), (32, 62521088), (56, 35726336), (64, 31260544), (112, 17863168), (128, 15630272), (139, 14393344), (224, 8931584), (251, 7970816), (256, 7815136), (278, 7196672), (448, 4465792), (502, 3985408), (512, 3907568), (556, 3598336), (896, 2232896), (973, 2056192), (1004, 1992704), (1024, 1953784), (1112, 1799168), (1757, 1138688), (1792, 1116448), (1946, 1028096), (2008, 996352), (2048, 976892), (2224, 899584), (3514, 569344), (3584, 558224), (3892, 514048), (4016, 498176), (4096, 488446), (4448, 449792), (7028, 284672), (7168, 279112), (7784, 257024), (8032, 249088), (8192, 244223), (8896, 224896), (14056, 142336), (14336, 139556), (15568, 128512), (16064, 124544), (17792, 112448), (28112, 71168), (28672, 69778), (31136, 64256), (32128, 62272), (34889, 57344), (35584, 56224)]