8461540

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{9839}}^1$

素因数の和:9891

約数の個数: 24

約数和(自身を含む): 18184320

約数和(自身を除く): 9722780

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 9839, 19678, 39356, 49195, 98390, 196780, 423077, 846154, 1692308, 2115385, 4230770, 8461540]

約数ペア:

[(1, 8461540), (2, 4230770), (4, 2115385), (5, 1692308), (10, 846154), (20, 423077), (43, 196780), (86, 98390), (172, 49195), (215, 39356), (430, 19678), (860, 9839)]