202104580

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{246469}}^1$

素因数の和:246519

約数の個数: 24

約数和(自身を含む): 434773080

約数和(自身を除く): 232668500

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 246469, 492938, 985876, 1232345, 2464690, 4929380, 10105229, 20210458, 40420916, 50526145, 101052290, 202104580]

約数ペア:

[(1, 202104580), (2, 101052290), (4, 50526145), (5, 40420916), (10, 20210458), (20, 10105229), (41, 4929380), (82, 2464690), (164, 1232345), (205, 985876), (410, 492938), (820, 246469)]