168248840

素因数分解:

$2^3\times 5^1\times {\mathrm{4206221}}^1$

素因数の和:4206232

約数の個数: 16

約数和(自身を含む): 378559980

約数和(自身を除く): 210311140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4206221, 8412442, 16824884, 21031105, 33649768, 42062210, 84124420, 168248840]

約数ペア:

[(1, 168248840), (2, 84124420), (4, 42062210), (5, 33649768), (8, 21031105), (10, 16824884), (20, 8412442), (40, 4206221)]