5418660

素因数分解:

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

素因数の和:6972

約数の個数: 48

約数和(自身を含む): 16341696

約数和(自身を除く): 10923036

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 6947, 13894, 20841, 27788, 34735, 41682, 69470, 83364, 90311, 104205, 138940, 180622, 208410, 270933, 361244, 416820, 451555, 541866, 903110, 1083732, 1354665, 1806220, 2709330, 5418660]

約数ペア:

[(1, 5418660), (2, 2709330), (3, 1806220), (4, 1354665), (5, 1083732), (6, 903110), (10, 541866), (12, 451555), (13, 416820), (15, 361244), (20, 270933), (26, 208410), (30, 180622), (39, 138940), (52, 104205), (60, 90311), (65, 83364), (78, 69470), (130, 41682), (156, 34735), (195, 27788), (260, 20841), (390, 13894), (780, 6947)]