20480175

素因数分解:

$3^3\times 5^2\times {\mathrm{30341}}^1$

素因数の和:30360

約数の個数: 24

約数和(自身を含む): 37624080

約数和(自身を除く): 17143905

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 30341, 91023, 151705, 273069, 455115, 758525, 819207, 1365345, 2275575, 4096035, 6826725, 20480175]

約数ペア:

[(1, 20480175), (3, 6826725), (5, 4096035), (9, 2275575), (15, 1365345), (25, 819207), (27, 758525), (45, 455115), (75, 273069), (135, 151705), (225, 91023), (675, 30341)]