13556320

素因数分解:

$2^5\times 5^1\times {\mathrm{193}}^1\times {\mathrm{439}}^1$

素因数の和:647

約数の個数: 48

約数和(自身を含む): 32266080

約数和(自身を除く): 18709760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 193, 386, 439, 772, 878, 965, 1544, 1756, 1930, 2195, 3088, 3512, 3860, 4390, 6176, 7024, 7720, 8780, 14048, 15440, 17560, 30880, 35120, 70240, 84727, 169454, 338908, 423635, 677816, 847270, 1355632, 1694540, 2711264, 3389080, 6778160, 13556320]

約数ペア:

[(1, 13556320), (2, 6778160), (4, 3389080), (5, 2711264), (8, 1694540), (10, 1355632), (16, 847270), (20, 677816), (32, 423635), (40, 338908), (80, 169454), (160, 84727), (193, 70240), (386, 35120), (439, 30880), (772, 17560), (878, 15440), (965, 14048), (1544, 8780), (1756, 7720), (1930, 7024), (2195, 6176), (3088, 4390), (3512, 3860)]