320449616

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{870787}}^1$

素因数の和:870818

約数の個数: 20

約数和(自身を含む): 647866272

約数和(自身を除く): 327416656

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 870787, 1741574, 3483148, 6966296, 13932592, 20028101, 40056202, 80112404, 160224808, 320449616]

約数ペア:

[(1, 320449616), (2, 160224808), (4, 80112404), (8, 40056202), (16, 20028101), (23, 13932592), (46, 6966296), (92, 3483148), (184, 1741574), (368, 870787)]