12900910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{117281}}^1$

素因数の和:117299

約数の個数: 16

約数和(自身を含む): 25332912

約数和(自身を除く): 12432002

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 117281, 234562, 586405, 1172810, 1290091, 2580182, 6450455, 12900910]

約数ペア:

[(1, 12900910), (2, 6450455), (5, 2580182), (10, 1290091), (11, 1172810), (22, 586405), (55, 234562), (110, 117281)]