88886780

素因数分解:

$2^2\times 5^1\times {\mathrm{4444339}}^1$

素因数の和:4444348

約数の個数: 12

約数和(自身を含む): 186662280

約数和(自身を除く): 97775500

約数列:

[1, 2, 4, 5, 10, 20, 4444339, 8888678, 17777356, 22221695, 44443390, 88886780]

約数ペア:

[(1, 88886780), (2, 44443390), (4, 22221695), (5, 17777356), (10, 8888678), (20, 4444339)]