9979020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{55439}}^1$

素因数の和:55454

約数の個数: 36

約数和(自身を含む): 30270240

約数和(自身を除く): 20291220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 55439, 110878, 166317, 221756, 277195, 332634, 498951, 554390, 665268, 831585, 997902, 1108780, 1663170, 1995804, 2494755, 3326340, 4989510, 9979020]

約数ペア:

[(1, 9979020), (2, 4989510), (3, 3326340), (4, 2494755), (5, 1995804), (6, 1663170), (9, 1108780), (10, 997902), (12, 831585), (15, 665268), (18, 554390), (20, 498951), (30, 332634), (36, 277195), (45, 221756), (60, 166317), (90, 110878), (180, 55439)]