68380940

素因数分解:

$2^2\times 5^1\times {\mathrm{1109}}^1\times {\mathrm{3083}}^1$

素因数の和:4201

約数の個数: 24

約数和(自身を含む): 143776080

約数和(自身を除く): 75395140

約数列:

[1, 2, 4, 5, 10, 20, 1109, 2218, 3083, 4436, 5545, 6166, 11090, 12332, 15415, 22180, 30830, 61660, 3419047, 6838094, 13676188, 17095235, 34190470, 68380940]

約数ペア:

[(1, 68380940), (2, 34190470), (4, 17095235), (5, 13676188), (10, 6838094), (20, 3419047), (1109, 61660), (2218, 30830), (3083, 22180), (4436, 15415), (5545, 12332), (6166, 11090)]