2012185720

素因数分解:

$2^3\times 5^1\times {\mathrm{50304643}}^1$

素因数の和:50304654

約数の個数: 16

約数和(自身を含む): 4527417960

約数和(自身を除く): 2515232240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 50304643, 100609286, 201218572, 251523215, 402437144, 503046430, 1006092860, 2012185720]

約数ペア:

[(1, 2012185720), (2, 1006092860), (4, 503046430), (5, 402437144), (8, 251523215), (10, 201218572), (20, 100609286), (40, 50304643)]