209260730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{79}}^2\times {\mathrm{479}}^1$

素因数の和:651

約数の個数: 48

約数和(自身を含む): 436907520

約数和(自身を除く): 227646790

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 79, 158, 395, 479, 553, 790, 958, 1106, 2395, 2765, 3353, 4790, 5530, 6241, 6706, 12482, 16765, 31205, 33530, 37841, 43687, 62410, 75682, 87374, 189205, 218435, 264887, 378410, 436870, 529774, 1324435, 2648870, 2989439, 5978878, 14947195, 20926073, 29894390, 41852146, 104630365, 209260730]

約数ペア:

[(1, 209260730), (2, 104630365), (5, 41852146), (7, 29894390), (10, 20926073), (14, 14947195), (35, 5978878), (70, 2989439), (79, 2648870), (158, 1324435), (395, 529774), (479, 436870), (553, 378410), (790, 264887), (958, 218435), (1106, 189205), (2395, 87374), (2765, 75682), (3353, 62410), (4790, 43687), (5530, 37841), (6241, 33530), (6706, 31205), (12482, 16765)]