2257328

素因数分解:

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

素因数の和:261

約数の個数: 40

約数和(自身を含む): 4763088

約数和(自身を除く): 2505760

約数列:

[1, 2, 4, 8, 16, 17, 34, 43, 68, 86, 136, 172, 193, 272, 344, 386, 688, 731, 772, 1462, 1544, 2924, 3088, 3281, 5848, 6562, 8299, 11696, 13124, 16598, 26248, 33196, 52496, 66392, 132784, 141083, 282166, 564332, 1128664, 2257328]

約数ペア:

[(1, 2257328), (2, 1128664), (4, 564332), (8, 282166), (16, 141083), (17, 132784), (34, 66392), (43, 52496), (68, 33196), (86, 26248), (136, 16598), (172, 13124), (193, 11696), (272, 8299), (344, 6562), (386, 5848), (688, 3281), (731, 3088), (772, 2924), (1462, 1544)]