30626780

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{15787}}^1$

素因数の和:15893

約数の個数: 24

約数和(自身を含む): 64983408

約数和(自身を除く): 34356628

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 15787, 31574, 63148, 78935, 157870, 315740, 1531339, 3062678, 6125356, 7656695, 15313390, 30626780]

約数ペア:

[(1, 30626780), (2, 15313390), (4, 7656695), (5, 6125356), (10, 3062678), (20, 1531339), (97, 315740), (194, 157870), (388, 78935), (485, 63148), (970, 31574), (1940, 15787)]