86557420

素因数分解:

$2^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{18899}}^1$

素因数の和:19137

約数の個数: 24

約数和(自身を含む): 182574000

約数和(自身を除く): 96016580

約数列:

[1, 2, 4, 5, 10, 20, 229, 458, 916, 1145, 2290, 4580, 18899, 37798, 75596, 94495, 188990, 377980, 4327871, 8655742, 17311484, 21639355, 43278710, 86557420]

約数ペア:

[(1, 86557420), (2, 43278710), (4, 21639355), (5, 17311484), (10, 8655742), (20, 4327871), (229, 377980), (458, 188990), (916, 94495), (1145, 75596), (2290, 37798), (4580, 18899)]