2008661915090

素因数分解:

$2^1\times 5^1\times {\mathrm{631}}^1\times {\mathrm{318329939}}^1$

素因数の和:318330577

約数の個数: 16

約数和(自身を含む): 3621321397440

約数和(自身を除く): 1612659482350

約数列:

[1, 2, 5, 10, 631, 1262, 3155, 6310, 318329939, 636659878, 1591649695, 3183299390, 200866191509, 401732383018, 1004330957545, 2008661915090]

約数ペア:

[(1, 2008661915090), (2, 1004330957545), (5, 401732383018), (10, 200866191509), (631, 3183299390), (1262, 1591649695), (3155, 636659878), (6310, 318329939)]