2709330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6947}}^1$

素因数の和:6970

約数の個数: 32

約数和(自身を含む): 7003584

約数和(自身を除く): 4294254

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 6947, 13894, 20841, 34735, 41682, 69470, 90311, 104205, 180622, 208410, 270933, 451555, 541866, 903110, 1354665, 2709330]

約数ペア:

[(1, 2709330), (2, 1354665), (3, 903110), (5, 541866), (6, 451555), (10, 270933), (13, 208410), (15, 180622), (26, 104205), (30, 90311), (39, 69470), (65, 41682), (78, 34735), (130, 20841), (195, 13894), (390, 6947)]