90047140

素因数分解:

$2^2\times 5^1\times {\mathrm{547}}^1\times {\mathrm{8231}}^1$

素因数の和:8787

約数の個数: 24

約数和(自身を含む): 189467712

約数和(自身を除く): 99420572

約数列:

[1, 2, 4, 5, 10, 20, 547, 1094, 2188, 2735, 5470, 8231, 10940, 16462, 32924, 41155, 82310, 164620, 4502357, 9004714, 18009428, 22511785, 45023570, 90047140]

約数ペア:

[(1, 90047140), (2, 45023570), (4, 22511785), (5, 18009428), (10, 9004714), (20, 4502357), (547, 164620), (1094, 82310), (2188, 41155), (2735, 32924), (5470, 16462), (8231, 10940)]