2550416

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{337}}^1$

素因数の和:399

約数の個数: 40

約数和(自身を含む): 5532384

約数和(自身を除く): 2981968

約数列:

[1, 2, 4, 8, 11, 16, 22, 43, 44, 86, 88, 172, 176, 337, 344, 473, 674, 688, 946, 1348, 1892, 2696, 3707, 3784, 5392, 7414, 7568, 14491, 14828, 28982, 29656, 57964, 59312, 115928, 159401, 231856, 318802, 637604, 1275208, 2550416]

約数ペア:

[(1, 2550416), (2, 1275208), (4, 637604), (8, 318802), (11, 231856), (16, 159401), (22, 115928), (43, 59312), (44, 57964), (86, 29656), (88, 28982), (172, 14828), (176, 14491), (337, 7568), (344, 7414), (473, 5392), (674, 3784), (688, 3707), (946, 2696), (1348, 1892)]