55668920

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{7211}}^1$

素因数の和:7415

約数の個数: 32

約数和(自身を含む): 125921520

約数和(自身を除く): 70252600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 386, 772, 965, 1544, 1930, 3860, 7211, 7720, 14422, 28844, 36055, 57688, 72110, 144220, 288440, 1391723, 2783446, 5566892, 6958615, 11133784, 13917230, 27834460, 55668920]

約数ペア:

[(1, 55668920), (2, 27834460), (4, 13917230), (5, 11133784), (8, 6958615), (10, 5566892), (20, 2783446), (40, 1391723), (193, 288440), (386, 144220), (772, 72110), (965, 57688), (1544, 36055), (1930, 28844), (3860, 14422), (7211, 7720)]