28160656

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{22279}}^1$

素因数の和:22366

約数の個数: 20

約数和(自身を含む): 55254400

約数和(自身を除く): 27093744

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 22279, 44558, 89116, 178232, 356464, 1760041, 3520082, 7040164, 14080328, 28160656]

約数ペア:

[(1, 28160656), (2, 14080328), (4, 7040164), (8, 3520082), (16, 1760041), (79, 356464), (158, 178232), (316, 89116), (632, 44558), (1264, 22279)]