86431580

素因数分解:

$2^2\times 5^1\times {\mathrm{1019}}^1\times {\mathrm{4241}}^1$

素因数の和:5269

約数の個数: 24

約数和(自身を含む): 181727280

約数和(自身を除く): 95295700

約数列:

[1, 2, 4, 5, 10, 20, 1019, 2038, 4076, 4241, 5095, 8482, 10190, 16964, 20380, 21205, 42410, 84820, 4321579, 8643158, 17286316, 21607895, 43215790, 86431580]

約数ペア:

[(1, 86431580), (2, 43215790), (4, 21607895), (5, 17286316), (10, 8643158), (20, 4321579), (1019, 84820), (2038, 42410), (4076, 21205), (4241, 20380), (5095, 16964), (8482, 10190)]