2020504580

素因数分解:

$2^2\times 5^1\times {\mathrm{101025229}}^1$

素因数の和:101025238

約数の個数: 12

約数和(自身を含む): 4243059660

約数和(自身を除く): 2222555080

約数列:

[1, 2, 4, 5, 10, 20, 101025229, 202050458, 404100916, 505126145, 1010252290, 2020504580]

約数ペア:

[(1, 2020504580), (2, 1010252290), (4, 505126145), (5, 404100916), (10, 202050458), (20, 101025229)]