7125320

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{3361}}^1$

素因数の和:3425

約数の個数: 32

約数和(自身を含む): 16339320

約数和(自身を除く): 9214000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 3361, 6722, 13444, 16805, 26888, 33610, 67220, 134440, 178133, 356266, 712532, 890665, 1425064, 1781330, 3562660, 7125320]

約数ペア:

[(1, 7125320), (2, 3562660), (4, 1781330), (5, 1425064), (8, 890665), (10, 712532), (20, 356266), (40, 178133), (53, 134440), (106, 67220), (212, 33610), (265, 26888), (424, 16805), (530, 13444), (1060, 6722), (2120, 3361)]