4988500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{907}}^1$

素因数の和:937

約数の個数: 48

約数和(自身を含む): 11898432

約数和(自身を除く): 6909932

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 125, 220, 250, 275, 500, 550, 907, 1100, 1375, 1814, 2750, 3628, 4535, 5500, 9070, 9977, 18140, 19954, 22675, 39908, 45350, 49885, 90700, 99770, 113375, 199540, 226750, 249425, 453500, 498850, 997700, 1247125, 2494250, 4988500]

約数ペア:

[(1, 4988500), (2, 2494250), (4, 1247125), (5, 997700), (10, 498850), (11, 453500), (20, 249425), (22, 226750), (25, 199540), (44, 113375), (50, 99770), (55, 90700), (100, 49885), (110, 45350), (125, 39908), (220, 22675), (250, 19954), (275, 18140), (500, 9977), (550, 9070), (907, 5500), (1100, 4535), (1375, 3628), (1814, 2750)]