2079585920

素因数分解:

$2^7\times 5^1\times {\mathrm{1117}}^1\times {\mathrm{2909}}^1$

素因数の和:4045

約数の個数: 64

約数和(自身を含む): 4977671400

約数和(自身を除く): 2898085480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 1117, 2234, 2909, 4468, 5585, 5818, 8936, 11170, 11636, 14545, 17872, 22340, 23272, 29090, 35744, 44680, 46544, 58180, 71488, 89360, 93088, 116360, 142976, 178720, 186176, 232720, 357440, 372352, 465440, 714880, 930880, 1861760, 3249353, 6498706, 12997412, 16246765, 25994824, 32493530, 51989648, 64987060, 103979296, 129974120, 207958592, 259948240, 415917184, 519896480, 1039792960, 2079585920]

約数ペア:

[(1, 2079585920), (2, 1039792960), (4, 519896480), (5, 415917184), (8, 259948240), (10, 207958592), (16, 129974120), (20, 103979296), (32, 64987060), (40, 51989648), (64, 32493530), (80, 25994824), (128, 16246765), (160, 12997412), (320, 6498706), (640, 3249353), (1117, 1861760), (2234, 930880), (2909, 714880), (4468, 465440), (5585, 372352), (5818, 357440), (8936, 232720), (11170, 186176), (11636, 178720), (14545, 142976), (17872, 116360), (22340, 93088), (23272, 89360), (29090, 71488), (35744, 58180), (44680, 46544)]