43356340

素因数分解:

$2^2\times 5^1\times {\mathrm{1091}}^1\times {\mathrm{1987}}^1$

素因数の和:3087

約数の個数: 24

約数和(自身を含む): 91177632

約数和(自身を除く): 47821292

約数列:

[1, 2, 4, 5, 10, 20, 1091, 1987, 2182, 3974, 4364, 5455, 7948, 9935, 10910, 19870, 21820, 39740, 2167817, 4335634, 8671268, 10839085, 21678170, 43356340]

約数ペア:

[(1, 43356340), (2, 21678170), (4, 10839085), (5, 8671268), (10, 4335634), (20, 2167817), (1091, 39740), (1987, 21820), (2182, 19870), (3974, 10910), (4364, 9935), (5455, 7948)]