2558464

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{263}}^1$

素因数の和:300

約数の個数: 40

約数和(自身を含む): 5401440

約数和(自身を除く): 2842976

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 263, 304, 512, 526, 608, 1052, 1216, 2104, 2432, 4208, 4864, 4997, 8416, 9728, 9994, 16832, 19988, 33664, 39976, 67328, 79952, 134656, 159904, 319808, 639616, 1279232, 2558464]

約数ペア:

[(1, 2558464), (2, 1279232), (4, 639616), (8, 319808), (16, 159904), (19, 134656), (32, 79952), (38, 67328), (64, 39976), (76, 33664), (128, 19988), (152, 16832), (256, 9994), (263, 9728), (304, 8416), (512, 4997), (526, 4864), (608, 4208), (1052, 2432), (1216, 2104)]