86971840

素因数分解:

$2^6\times 5^1\times {\mathrm{271787}}^1$

素因数の和:271804

約数の個数: 28

約数和(自身を含む): 207102456

約数和(自身を除く): 120130616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 271787, 543574, 1087148, 1358935, 2174296, 2717870, 4348592, 5435740, 8697184, 10871480, 17394368, 21742960, 43485920, 86971840]

約数ペア:

[(1, 86971840), (2, 43485920), (4, 21742960), (5, 17394368), (8, 10871480), (10, 8697184), (16, 5435740), (20, 4348592), (32, 2717870), (40, 2174296), (64, 1358935), (80, 1087148), (160, 543574), (320, 271787)]