20546280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{57073}}^1$

素因数の和:57090

約数の個数: 48

約数和(自身を含む): 66776580

約数和(自身を除く): 46230300

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 57073, 114146, 171219, 228292, 285365, 342438, 456584, 513657, 570730, 684876, 856095, 1027314, 1141460, 1369752, 1712190, 2054628, 2282920, 2568285, 3424380, 4109256, 5136570, 6848760, 10273140, 20546280]

約数ペア:

[(1, 20546280), (2, 10273140), (3, 6848760), (4, 5136570), (5, 4109256), (6, 3424380), (8, 2568285), (9, 2282920), (10, 2054628), (12, 1712190), (15, 1369752), (18, 1141460), (20, 1027314), (24, 856095), (30, 684876), (36, 570730), (40, 513657), (45, 456584), (60, 342438), (72, 285365), (90, 228292), (120, 171219), (180, 114146), (360, 57073)]