2790008

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{193}}^1$

素因数の和:351

約数の個数: 32

約数和(自身を含む): 5703600

約数和(自身を除く): 2913592

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 139, 193, 278, 386, 556, 772, 1112, 1544, 1807, 2509, 3614, 5018, 7228, 10036, 14456, 20072, 26827, 53654, 107308, 214616, 348751, 697502, 1395004, 2790008]

約数ペア:

[(1, 2790008), (2, 1395004), (4, 697502), (8, 348751), (13, 214616), (26, 107308), (52, 53654), (104, 26827), (139, 20072), (193, 14456), (278, 10036), (386, 7228), (556, 5018), (772, 3614), (1112, 2509), (1544, 1807)]