55555020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{308639}}^1$

素因数の和:308654

約数の個数: 36

約数和(自身を含む): 168517440

約数和(自身を除く): 112962420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 308639, 617278, 925917, 1234556, 1543195, 1851834, 2777751, 3086390, 3703668, 4629585, 5555502, 6172780, 9259170, 11111004, 13888755, 18518340, 27777510, 55555020]

約数ペア:

[(1, 55555020), (2, 27777510), (3, 18518340), (4, 13888755), (5, 11111004), (6, 9259170), (9, 6172780), (10, 5555502), (12, 4629585), (15, 3703668), (18, 3086390), (20, 2777751), (30, 1851834), (36, 1543195), (45, 1234556), (60, 925917), (90, 617278), (180, 308639)]