135687820

素因数分解:

$2^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{28151}}^1$

素因数の和:28401

約数の個数: 24

約数和(自身を含む): 286136928

約数和(自身を除く): 150449108

約数列:

[1, 2, 4, 5, 10, 20, 241, 482, 964, 1205, 2410, 4820, 28151, 56302, 112604, 140755, 281510, 563020, 6784391, 13568782, 27137564, 33921955, 67843910, 135687820]

約数ペア:

[(1, 135687820), (2, 67843910), (4, 33921955), (5, 27137564), (10, 13568782), (20, 6784391), (241, 563020), (482, 281510), (964, 140755), (1205, 112604), (2410, 56302), (4820, 28151)]