11193142780

素因数分解:

$2^2\times 5^1\times {\mathrm{559657139}}^1$

素因数の和:559657148

約数の個数: 12

約数和(自身を含む): 23505599880

約数和(自身を除く): 12312457100

約数列:

[1, 2, 4, 5, 10, 20, 559657139, 1119314278, 2238628556, 2798285695, 5596571390, 11193142780]

約数ペア:

[(1, 11193142780), (2, 5596571390), (4, 2798285695), (5, 2238628556), (10, 1119314278), (20, 559657139)]