178108120

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{23071}}^1$

素因数の和:23275

約数の個数: 32

約数和(自身を含む): 402837120

約数和(自身を除く): 224729000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 386, 772, 965, 1544, 1930, 3860, 7720, 23071, 46142, 92284, 115355, 184568, 230710, 461420, 922840, 4452703, 8905406, 17810812, 22263515, 35621624, 44527030, 89054060, 178108120]

約数ペア:

[(1, 178108120), (2, 89054060), (4, 44527030), (5, 35621624), (8, 22263515), (10, 17810812), (20, 8905406), (40, 4452703), (193, 922840), (386, 461420), (772, 230710), (965, 184568), (1544, 115355), (1930, 92284), (3860, 46142), (7720, 23071)]