8550780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{20359}}^1$

素因数の和:20378

約数の個数: 48

約数和(自身を含む): 27363840

約数和(自身を除く): 18813060

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 20359, 40718, 61077, 81436, 101795, 122154, 142513, 203590, 244308, 285026, 305385, 407180, 427539, 570052, 610770, 712565, 855078, 1221540, 1425130, 1710156, 2137695, 2850260, 4275390, 8550780]

約数ペア:

[(1, 8550780), (2, 4275390), (3, 2850260), (4, 2137695), (5, 1710156), (6, 1425130), (7, 1221540), (10, 855078), (12, 712565), (14, 610770), (15, 570052), (20, 427539), (21, 407180), (28, 305385), (30, 285026), (35, 244308), (42, 203590), (60, 142513), (70, 122154), (84, 101795), (105, 81436), (140, 61077), (210, 40718), (420, 20359)]