38589220

素因数分解:

$2^2\times 5^1\times {\mathrm{1129}}^1\times {\mathrm{1709}}^1$

素因数の和:2847

約数の個数: 24

約数和(自身を含む): 81156600

約数和(自身を除く): 42567380

約数列:

[1, 2, 4, 5, 10, 20, 1129, 1709, 2258, 3418, 4516, 5645, 6836, 8545, 11290, 17090, 22580, 34180, 1929461, 3858922, 7717844, 9647305, 19294610, 38589220]

約数ペア:

[(1, 38589220), (2, 19294610), (4, 9647305), (5, 7717844), (10, 3858922), (20, 1929461), (1129, 34180), (1709, 22580), (2258, 17090), (3418, 11290), (4516, 8545), (5645, 6836)]