4820420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{21911}}^1$

素因数の和:21931

約数の個数: 24

約数和(自身を含む): 11043648

約数和(自身を除く): 6223228

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 21911, 43822, 87644, 109555, 219110, 241021, 438220, 482042, 964084, 1205105, 2410210, 4820420]

約数ペア:

[(1, 4820420), (2, 2410210), (4, 1205105), (5, 964084), (10, 482042), (11, 438220), (20, 241021), (22, 219110), (44, 109555), (55, 87644), (110, 43822), (220, 21911)]