12981710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{10909}}^1$

素因数の和:10940

約数の個数: 32

約数和(自身を含む): 28278720

約数和(自身を除く): 15297010

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 238, 595, 1190, 10909, 21818, 54545, 76363, 109090, 152726, 185453, 370906, 381815, 763630, 927265, 1298171, 1854530, 2596342, 6490855, 12981710]

約数ペア:

[(1, 12981710), (2, 6490855), (5, 2596342), (7, 1854530), (10, 1298171), (14, 927265), (17, 763630), (34, 381815), (35, 370906), (70, 185453), (85, 152726), (119, 109090), (170, 76363), (238, 54545), (595, 21818), (1190, 10909)]