1566800440

素因数分解:

$2^3\times 5^1\times {\mathrm{2351}}^1\times {\mathrm{16661}}^1$

素因数の和:19023

約数の個数: 32

約数和(自身を含む): 3527012160

約数和(自身を除く): 1960211720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2351, 4702, 9404, 11755, 16661, 18808, 23510, 33322, 47020, 66644, 83305, 94040, 133288, 166610, 333220, 666440, 39170011, 78340022, 156680044, 195850055, 313360088, 391700110, 783400220, 1566800440]

約数ペア:

[(1, 1566800440), (2, 783400220), (4, 391700110), (5, 313360088), (8, 195850055), (10, 156680044), (20, 78340022), (40, 39170011), (2351, 666440), (4702, 333220), (9404, 166610), (11755, 133288), (16661, 94040), (18808, 83305), (23510, 66644), (33322, 47020)]