12402940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{56377}}^1$

素因数の和:56397

約数の個数: 24

約数和(自身を含む): 28414512

約数和(自身を除く): 16011572

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 56377, 112754, 225508, 281885, 563770, 620147, 1127540, 1240294, 2480588, 3100735, 6201470, 12402940]

約数ペア:

[(1, 12402940), (2, 6201470), (4, 3100735), (5, 2480588), (10, 1240294), (11, 1127540), (20, 620147), (22, 563770), (44, 281885), (55, 225508), (110, 112754), (220, 56377)]