2011640

素因数分解:

$2^3\times 5^1\times {\mathrm{50291}}^1$

素因数の和:50302

約数の個数: 16

約数和(自身を含む): 4526280

約数和(自身を除く): 2514640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 50291, 100582, 201164, 251455, 402328, 502910, 1005820, 2011640]

約数ペア:

[(1, 2011640), (2, 1005820), (4, 502910), (5, 402328), (8, 251455), (10, 201164), (20, 100582), (40, 50291)]