87947180

素因数分解:

$2^2\times 5^1\times {\mathrm{617}}^1\times {\mathrm{7127}}^1$

素因数の和:7753

約数の個数: 24

約数和(自身を含む): 185014368

約数和(自身を除く): 97067188

約数列:

[1, 2, 4, 5, 10, 20, 617, 1234, 2468, 3085, 6170, 7127, 12340, 14254, 28508, 35635, 71270, 142540, 4397359, 8794718, 17589436, 21986795, 43973590, 87947180]

約数ペア:

[(1, 87947180), (2, 43973590), (4, 21986795), (5, 17589436), (10, 8794718), (20, 4397359), (617, 142540), (1234, 71270), (2468, 35635), (3085, 28508), (6170, 14254), (7127, 12340)]