15676792240

素因数分解:

$2^4\times 5^1\times {\mathrm{195959903}}^1$

素因数の和:195959916

約数の個数: 20

約数和(自身を含む): 36448542144

約数和(自身を除く): 20771749904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 195959903, 391919806, 783839612, 979799515, 1567679224, 1959599030, 3135358448, 3919198060, 7838396120, 15676792240]

約数ペア:

[(1, 15676792240), (2, 7838396120), (4, 3919198060), (5, 3135358448), (8, 1959599030), (10, 1567679224), (16, 979799515), (20, 783839612), (40, 391919806), (80, 195959903)]