2564864

素因数分解:

$2^8\times {\mathrm{43}}^1\times {\mathrm{233}}^1$

素因数の和:292

約数の個数: 36

約数和(自身を含む): 5261256

約数和(自身を除く): 2696392

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 233, 256, 344, 466, 688, 932, 1376, 1864, 2752, 3728, 5504, 7456, 10019, 11008, 14912, 20038, 29824, 40076, 59648, 80152, 160304, 320608, 641216, 1282432, 2564864]

約数ペア:

[(1, 2564864), (2, 1282432), (4, 641216), (8, 320608), (16, 160304), (32, 80152), (43, 59648), (64, 40076), (86, 29824), (128, 20038), (172, 14912), (233, 11008), (256, 10019), (344, 7456), (466, 5504), (688, 3728), (932, 2752), (1376, 1864)]