2080942690

素因数分解:

$2^1\times 5^1\times {\mathrm{281}}^1\times {\mathrm{740549}}^1$

素因数の和:740837

約数の個数: 16

約数和(自身を含む): 3759031800

約数和(自身を除く): 1678089110

約数列:

[1, 2, 5, 10, 281, 562, 1405, 2810, 740549, 1481098, 3702745, 7405490, 208094269, 416188538, 1040471345, 2080942690]

約数ペア:

[(1, 2080942690), (2, 1040471345), (5, 416188538), (10, 208094269), (281, 7405490), (562, 3702745), (1405, 1481098), (2810, 740549)]