2820976

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{1123}}^1$

素因数の和:1288

約数の個数: 20

約数和(自身を含む): 5505352

約数和(自身を除く): 2684376

約数列:

[1, 2, 4, 8, 16, 157, 314, 628, 1123, 1256, 2246, 2512, 4492, 8984, 17968, 176311, 352622, 705244, 1410488, 2820976]

約数ペア:

[(1, 2820976), (2, 1410488), (4, 705244), (8, 352622), (16, 176311), (157, 17968), (314, 8984), (628, 4492), (1123, 2512), (1256, 2246)]