202139020

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{246511}}^1$

素因数の和:246561

約数の個数: 24

約数和(自身を含む): 434847168

約数和(自身を除く): 232708148

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 246511, 493022, 986044, 1232555, 2465110, 4930220, 10106951, 20213902, 40427804, 50534755, 101069510, 202139020]

約数ペア:

[(1, 202139020), (2, 101069510), (4, 50534755), (5, 40427804), (10, 20213902), (20, 10106951), (41, 4930220), (82, 2465110), (164, 1232555), (205, 986044), (410, 493022), (820, 246511)]