22417540

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{15787}}^1$

素因数の和:15867

約数の個数: 24

約数和(自身を含む): 47742912

約数和(自身を除く): 25325372

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 15787, 31574, 63148, 78935, 157870, 315740, 1120877, 2241754, 4483508, 5604385, 11208770, 22417540]

約数ペア:

[(1, 22417540), (2, 11208770), (4, 5604385), (5, 4483508), (10, 2241754), (20, 1120877), (71, 315740), (142, 157870), (284, 78935), (355, 63148), (710, 31574), (1420, 15787)]