2009143400

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{913247}}^1$

素因数の和:913274

約数の個数: 48

約数和(自身を含む): 5095923840

約数和(自身を除く): 3086780440

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 200, 220, 275, 440, 550, 1100, 2200, 913247, 1826494, 3652988, 4566235, 7305976, 9132470, 10045717, 18264940, 20091434, 22831175, 36529880, 40182868, 45662350, 50228585, 80365736, 91324700, 100457170, 182649400, 200914340, 251142925, 401828680, 502285850, 1004571700, 2009143400]

約数ペア:

[(1, 2009143400), (2, 1004571700), (4, 502285850), (5, 401828680), (8, 251142925), (10, 200914340), (11, 182649400), (20, 100457170), (22, 91324700), (25, 80365736), (40, 50228585), (44, 45662350), (50, 40182868), (55, 36529880), (88, 22831175), (100, 20091434), (110, 18264940), (200, 10045717), (220, 9132470), (275, 7305976), (440, 4566235), (550, 3652988), (1100, 1826494), (2200, 913247)]