57570020

素因数分解:

$2^2\times 5^1\times {\mathrm{1609}}^1\times {\mathrm{1789}}^1$

素因数の和:3407

約数の個数: 24

約数和(自身を含む): 121039800

約数和(自身を除く): 63469780

約数列:

[1, 2, 4, 5, 10, 20, 1609, 1789, 3218, 3578, 6436, 7156, 8045, 8945, 16090, 17890, 32180, 35780, 2878501, 5757002, 11514004, 14392505, 28785010, 57570020]

約数ペア:

[(1, 57570020), (2, 28785010), (4, 14392505), (5, 11514004), (10, 5757002), (20, 2878501), (1609, 35780), (1789, 32180), (3218, 17890), (3578, 16090), (6436, 8945), (7156, 8045)]