20608620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{3541}}^1$

素因数の和:3650

約数の個数: 48

約数和(自身を含む): 58315488

約数和(自身を除く): 37706868

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 97, 194, 291, 388, 485, 582, 970, 1164, 1455, 1940, 2910, 3541, 5820, 7082, 10623, 14164, 17705, 21246, 35410, 42492, 53115, 70820, 106230, 212460, 343477, 686954, 1030431, 1373908, 1717385, 2060862, 3434770, 4121724, 5152155, 6869540, 10304310, 20608620]

約数ペア:

[(1, 20608620), (2, 10304310), (3, 6869540), (4, 5152155), (5, 4121724), (6, 3434770), (10, 2060862), (12, 1717385), (15, 1373908), (20, 1030431), (30, 686954), (60, 343477), (97, 212460), (194, 106230), (291, 70820), (388, 53115), (485, 42492), (582, 35410), (970, 21246), (1164, 17705), (1455, 14164), (1940, 10623), (2910, 7082), (3541, 5820)]