1780352

素因数分解:

$2^7\times 7^1\times {\mathrm{1987}}^1$

素因数の和:2008

約数の個数: 32

約数和(自身を含む): 4055520

約数和(自身を除く): 2275168

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 1987, 3974, 7948, 13909, 15896, 27818, 31792, 55636, 63584, 111272, 127168, 222544, 254336, 445088, 890176, 1780352]

約数ペア:

[(1, 1780352), (2, 890176), (4, 445088), (7, 254336), (8, 222544), (14, 127168), (16, 111272), (28, 63584), (32, 55636), (56, 31792), (64, 27818), (112, 15896), (128, 13909), (224, 7948), (448, 3974), (896, 1987)]