1990675105

素因数分解:

$5^1\times {\mathrm{181}}^1\times {\mathrm{563}}^1\times {\mathrm{3907}}^1$

素因数の和:4656

約数の個数: 16

約数和(自身を含む): 2406890304

約数和(自身を除く): 416215199

約数列:

[1, 5, 181, 563, 905, 2815, 3907, 19535, 101903, 509515, 707167, 2199641, 3535835, 10998205, 398135021, 1990675105]

約数ペア:

[(1, 1990675105), (5, 398135021), (181, 10998205), (563, 3535835), (905, 2199641), (2815, 707167), (3907, 509515), (19535, 101903)]