8117540

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{9439}}^1$

素因数の和:9491

約数の個数: 24

約数和(自身を含む): 17445120

約数和(自身を除く): 9327580

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 9439, 18878, 37756, 47195, 94390, 188780, 405877, 811754, 1623508, 2029385, 4058770, 8117540]

約数ペア:

[(1, 8117540), (2, 4058770), (4, 2029385), (5, 1623508), (10, 811754), (20, 405877), (43, 188780), (86, 94390), (172, 47195), (215, 37756), (430, 18878), (860, 9439)]