2018090780

素因数分解:

$2^2\times 5^1\times {\mathrm{4027}}^1\times {\mathrm{25057}}^1$

素因数の和:29093

約数の個数: 24

約数和(自身を含む): 4239212208

約数和(自身を除く): 2221121428

約数列:

[1, 2, 4, 5, 10, 20, 4027, 8054, 16108, 20135, 25057, 40270, 50114, 80540, 100228, 125285, 250570, 501140, 100904539, 201809078, 403618156, 504522695, 1009045390, 2018090780]

約数ペア:

[(1, 2018090780), (2, 1009045390), (4, 504522695), (5, 403618156), (10, 201809078), (20, 100904539), (4027, 501140), (8054, 250570), (16108, 125285), (20135, 100228), (25057, 80540), (40270, 50114)]