19054840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{68053}}^1$

素因数の和:68071

約数の個数: 32

約数和(自身を含む): 48998880

約数和(自身を除く): 29944040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 68053, 136106, 272212, 340265, 476371, 544424, 680530, 952742, 1361060, 1905484, 2381855, 2722120, 3810968, 4763710, 9527420, 19054840]

約数ペア:

[(1, 19054840), (2, 9527420), (4, 4763710), (5, 3810968), (7, 2722120), (8, 2381855), (10, 1905484), (14, 1361060), (20, 952742), (28, 680530), (35, 544424), (40, 476371), (56, 340265), (70, 272212), (140, 136106), (280, 68053)]