28104310

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{4079}}^1$

素因数の和:4152

約数の個数: 32

約数和(自身を含む): 55520640

約数和(自身を除く): 27416330

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 106, 130, 265, 530, 689, 1378, 3445, 4079, 6890, 8158, 20395, 40790, 53027, 106054, 216187, 265135, 432374, 530270, 1080935, 2161870, 2810431, 5620862, 14052155, 28104310]

約数ペア:

[(1, 28104310), (2, 14052155), (5, 5620862), (10, 2810431), (13, 2161870), (26, 1080935), (53, 530270), (65, 432374), (106, 265135), (130, 216187), (265, 106054), (530, 53027), (689, 40790), (1378, 20395), (3445, 8158), (4079, 6890)]