217660660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{53611}}^1$

素因数の和:53656

約数の個数: 48

約数和(自身を含む): 540408960

約数和(自身を除く): 322748300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 53611, 107222, 214444, 268055, 375277, 536110, 750554, 1072220, 1501108, 1554719, 1876385, 3109438, 3752770, 6218876, 7505540, 7773595, 10883033, 15547190, 21766066, 31094380, 43532132, 54415165, 108830330, 217660660]

約数ペア:

[(1, 217660660), (2, 108830330), (4, 54415165), (5, 43532132), (7, 31094380), (10, 21766066), (14, 15547190), (20, 10883033), (28, 7773595), (29, 7505540), (35, 6218876), (58, 3752770), (70, 3109438), (116, 1876385), (140, 1554719), (145, 1501108), (203, 1072220), (290, 750554), (406, 536110), (580, 375277), (812, 268055), (1015, 214444), (2030, 107222), (4060, 53611)]