202151140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{439459}}^1$

素因数の和:439491

約数の個数: 24

約数和(自身を含む): 442975680

約数和(自身を除く): 240824540

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 439459, 878918, 1757836, 2197295, 4394590, 8789180, 10107557, 20215114, 40430228, 50537785, 101075570, 202151140]

約数ペア:

[(1, 202151140), (2, 101075570), (4, 50537785), (5, 40430228), (10, 20215114), (20, 10107557), (23, 8789180), (46, 4394590), (92, 2197295), (115, 1757836), (230, 878918), (460, 439459)]