201920120

素因数分解:

$2^3\times 5^1\times {\mathrm{5048003}}^1$

素因数の和:5048014

約数の個数: 16

約数和(自身を含む): 454320360

約数和(自身を除く): 252400240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5048003, 10096006, 20192012, 25240015, 40384024, 50480030, 100960060, 201920120]

約数ペア:

[(1, 201920120), (2, 100960060), (4, 50480030), (5, 40384024), (8, 25240015), (10, 20192012), (20, 10096006), (40, 5048003)]