20481920240

素因数分解:

$2^4\times 5^1\times {\mathrm{256024003}}^1$

素因数の和:256024016

約数の個数: 20

約数和(自身を含む): 47620464744

約数和(自身を除く): 27138544504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 256024003, 512048006, 1024096012, 1280120015, 2048192024, 2560240030, 4096384048, 5120480060, 10240960120, 20481920240]

約数ペア:

[(1, 20481920240), (2, 10240960120), (4, 5120480060), (5, 4096384048), (8, 2560240030), (10, 2048192024), (16, 1280120015), (20, 1024096012), (40, 512048006), (80, 256024003)]