11286640

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1$

素因数の和:266

約数の個数: 80

約数和(自身を含む): 28578528

約数和(自身を除く): 17291888

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 43, 68, 80, 85, 86, 136, 170, 172, 193, 215, 272, 340, 344, 386, 430, 680, 688, 731, 772, 860, 965, 1360, 1462, 1544, 1720, 1930, 2924, 3088, 3281, 3440, 3655, 3860, 5848, 6562, 7310, 7720, 8299, 11696, 13124, 14620, 15440, 16405, 16598, 26248, 29240, 32810, 33196, 41495, 52496, 58480, 65620, 66392, 82990, 131240, 132784, 141083, 165980, 262480, 282166, 331960, 564332, 663920, 705415, 1128664, 1410830, 2257328, 2821660, 5643320, 11286640]

約数ペア:

[(1, 11286640), (2, 5643320), (4, 2821660), (5, 2257328), (8, 1410830), (10, 1128664), (16, 705415), (17, 663920), (20, 564332), (34, 331960), (40, 282166), (43, 262480), (68, 165980), (80, 141083), (85, 132784), (86, 131240), (136, 82990), (170, 66392), (172, 65620), (193, 58480), (215, 52496), (272, 41495), (340, 33196), (344, 32810), (386, 29240), (430, 26248), (680, 16598), (688, 16405), (731, 15440), (772, 14620), (860, 13124), (965, 11696), (1360, 8299), (1462, 7720), (1544, 7310), (1720, 6562), (1930, 5848), (2924, 3860), (3088, 3655), (3281, 3440)]