220152020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1000691}}^1$

素因数の和:1000711

約数の個数: 24

約数和(自身を含む): 504348768

約数和(自身を除く): 284196748

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1000691, 2001382, 4002764, 5003455, 10006910, 11007601, 20013820, 22015202, 44030404, 55038005, 110076010, 220152020]

約数ペア:

[(1, 220152020), (2, 110076010), (4, 55038005), (5, 44030404), (10, 22015202), (11, 20013820), (20, 11007601), (22, 10006910), (44, 5003455), (55, 4002764), (110, 2001382), (220, 1000691)]