2912290180

素因数分解:

$2^2\times 5^1\times {\mathrm{145614509}}^1$

素因数の和:145614518

約数の個数: 12

約数和(自身を含む): 6115809420

約数和(自身を除く): 3203519240

約数列:

[1, 2, 4, 5, 10, 20, 145614509, 291229018, 582458036, 728072545, 1456145090, 2912290180]

約数ペア:

[(1, 2912290180), (2, 1456145090), (4, 728072545), (5, 582458036), (10, 291229018), (20, 145614509)]