340940312

素因数分解:

$2^3\times {\mathrm{139}}^1\times {\mathrm{257}}^1\times {\mathrm{1193}}^1$

素因数の和:1595

約数の個数: 32

約数和(自身を含む): 646909200

約数和(自身を除く): 305968888

約数列:

[1, 2, 4, 8, 139, 257, 278, 514, 556, 1028, 1112, 1193, 2056, 2386, 4772, 9544, 35723, 71446, 142892, 165827, 285784, 306601, 331654, 613202, 663308, 1226404, 1326616, 2452808, 42617539, 85235078, 170470156, 340940312]

約数ペア:

[(1, 340940312), (2, 170470156), (4, 85235078), (8, 42617539), (139, 2452808), (257, 1326616), (278, 1226404), (514, 663308), (556, 613202), (1028, 331654), (1112, 306601), (1193, 285784), (2056, 165827), (2386, 142892), (4772, 71446), (9544, 35723)]