20123930410

素因数分解:

$2^1\times 5^1\times {\mathrm{39847}}^1\times {\mathrm{50503}}^1$

素因数の和:90357

約数の個数: 16

約数和(自身を含む): 36224701056

約数和(自身を除く): 16100770646

約数列:

[1, 2, 5, 10, 39847, 50503, 79694, 101006, 199235, 252515, 398470, 505030, 2012393041, 4024786082, 10061965205, 20123930410]

約数ペア:

[(1, 20123930410), (2, 10061965205), (5, 4024786082), (10, 2012393041), (39847, 505030), (50503, 398470), (79694, 252515), (101006, 199235)]