4043540

素因数分解:

$2^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{1117}}^1$

素因数の和:1307

約数の個数: 24

約数和(自身を含む): 8545992

約数和(自身を除く): 4502452

約数列:

[1, 2, 4, 5, 10, 20, 181, 362, 724, 905, 1117, 1810, 2234, 3620, 4468, 5585, 11170, 22340, 202177, 404354, 808708, 1010885, 2021770, 4043540]

約数ペア:

[(1, 4043540), (2, 2021770), (4, 1010885), (5, 808708), (10, 404354), (20, 202177), (181, 22340), (362, 11170), (724, 5585), (905, 4468), (1117, 3620), (1810, 2234)]