12355020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{68639}}^1$

素因数の和:68654

約数の個数: 36

約数和(自身を含む): 37477440

約数和(自身を除く): 25122420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 68639, 137278, 205917, 274556, 343195, 411834, 617751, 686390, 823668, 1029585, 1235502, 1372780, 2059170, 2471004, 3088755, 4118340, 6177510, 12355020]

約数ペア:

[(1, 12355020), (2, 6177510), (3, 4118340), (4, 3088755), (5, 2471004), (6, 2059170), (9, 1372780), (10, 1235502), (12, 1029585), (15, 823668), (18, 686390), (20, 617751), (30, 411834), (36, 343195), (45, 274556), (60, 205917), (90, 137278), (180, 68639)]