20110341820

素因数分解:

$2^2\times 5^1\times {\mathrm{449}}^1\times {\mathrm{2239459}}^1$

素因数の和:2239917

約数の個数: 24

約数和(自身を含む): 42325794000

約数和(自身を除く): 22215452180

約数列:

[1, 2, 4, 5, 10, 20, 449, 898, 1796, 2245, 4490, 8980, 2239459, 4478918, 8957836, 11197295, 22394590, 44789180, 1005517091, 2011034182, 4022068364, 5027585455, 10055170910, 20110341820]

約数ペア:

[(1, 20110341820), (2, 10055170910), (4, 5027585455), (5, 4022068364), (10, 2011034182), (20, 1005517091), (449, 44789180), (898, 22394590), (1796, 11197295), (2245, 8957836), (4490, 4478918), (8980, 2239459)]