89490620

素因数分解:

$2^2\times 5^1\times {\mathrm{859}}^1\times {\mathrm{5209}}^1$

素因数の和:6077

約数の個数: 24

約数和(自身を含む): 188185200

約数和(自身を除く): 98694580

約数列:

[1, 2, 4, 5, 10, 20, 859, 1718, 3436, 4295, 5209, 8590, 10418, 17180, 20836, 26045, 52090, 104180, 4474531, 8949062, 17898124, 22372655, 44745310, 89490620]

約数ペア:

[(1, 89490620), (2, 44745310), (4, 22372655), (5, 17898124), (10, 8949062), (20, 4474531), (859, 104180), (1718, 52090), (3436, 26045), (4295, 20836), (5209, 17180), (8590, 10418)]