17781057730

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1979}}^1\times {\mathrm{8243}}^1$

素因数の和:10338

約数の個数: 32

約数和(自身を含む): 32319777600

約数和(自身を除く): 14538719870

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 1979, 3958, 8243, 9895, 16486, 19790, 41215, 82430, 215711, 431422, 898487, 1078555, 1796974, 2157110, 4492435, 8984870, 16312897, 32625794, 81564485, 163128970, 1778105773, 3556211546, 8890528865, 17781057730]

約数ペア:

[(1, 17781057730), (2, 8890528865), (5, 3556211546), (10, 1778105773), (109, 163128970), (218, 81564485), (545, 32625794), (1090, 16312897), (1979, 8984870), (3958, 4492435), (8243, 2157110), (9895, 1796974), (16486, 1078555), (19790, 898487), (41215, 431422), (82430, 215711)]