173856220

素因数分解:

$2^2\times 5^1\times {\mathrm{661}}^1\times {\mathrm{13151}}^1$

素因数の和:13821

約数の個数: 24

約数和(自身を含む): 365678208

約数和(自身を除く): 191821988

約数列:

[1, 2, 4, 5, 10, 20, 661, 1322, 2644, 3305, 6610, 13151, 13220, 26302, 52604, 65755, 131510, 263020, 8692811, 17385622, 34771244, 43464055, 86928110, 173856220]

約数ペア:

[(1, 173856220), (2, 86928110), (4, 43464055), (5, 34771244), (10, 17385622), (20, 8692811), (661, 263020), (1322, 131510), (2644, 65755), (3305, 52604), (6610, 26302), (13151, 13220)]