20729400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{34549}}^1$

素因数の和:34568

約数の個数: 48

約数和(自身を含む): 64263000

約数和(自身を除く): 43533600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 150, 200, 300, 600, 34549, 69098, 103647, 138196, 172745, 207294, 276392, 345490, 414588, 518235, 690980, 829176, 863725, 1036470, 1381960, 1727450, 2072940, 2591175, 3454900, 4145880, 5182350, 6909800, 10364700, 20729400]

約数ペア:

[(1, 20729400), (2, 10364700), (3, 6909800), (4, 5182350), (5, 4145880), (6, 3454900), (8, 2591175), (10, 2072940), (12, 1727450), (15, 1381960), (20, 1036470), (24, 863725), (25, 829176), (30, 690980), (40, 518235), (50, 414588), (60, 345490), (75, 276392), (100, 207294), (120, 172745), (150, 138196), (200, 103647), (300, 69098), (600, 34549)]