1949272880

素因数分解:

$2^4\times 5^1\times {\mathrm{24365911}}^1$

素因数の和:24365924

約数の個数: 20

約数和(自身を含む): 4532059632

約数和(自身を除く): 2582786752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 24365911, 48731822, 97463644, 121829555, 194927288, 243659110, 389854576, 487318220, 974636440, 1949272880]

約数ペア:

[(1, 1949272880), (2, 974636440), (4, 487318220), (5, 389854576), (8, 243659110), (10, 194927288), (16, 121829555), (20, 97463644), (40, 48731822), (80, 24365911)]