17783020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{271}}^1$

素因数の和:490

約数の個数: 48

約数和(自身を含む): 39892608

約数和(自身を除く): 22109588

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 193, 271, 340, 386, 542, 772, 965, 1084, 1355, 1930, 2710, 3281, 3860, 4607, 5420, 6562, 9214, 13124, 16405, 18428, 23035, 32810, 46070, 52303, 65620, 92140, 104606, 209212, 261515, 523030, 889151, 1046060, 1778302, 3556604, 4445755, 8891510, 17783020]

約数ペア:

[(1, 17783020), (2, 8891510), (4, 4445755), (5, 3556604), (10, 1778302), (17, 1046060), (20, 889151), (34, 523030), (68, 261515), (85, 209212), (170, 104606), (193, 92140), (271, 65620), (340, 52303), (386, 46070), (542, 32810), (772, 23035), (965, 18428), (1084, 16405), (1355, 13124), (1930, 9214), (2710, 6562), (3281, 5420), (3860, 4607)]