55862660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{21001}}^1$

素因数の和:21036

約数の個数: 48

約数和(自身を含む): 141133440

約数和(自身を除く): 85270780

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 21001, 42002, 84004, 105005, 147007, 210010, 294014, 399019, 420020, 588028, 735035, 798038, 1470070, 1596076, 1995095, 2793133, 2940140, 3990190, 5586266, 7980380, 11172532, 13965665, 27931330, 55862660]

約数ペア:

[(1, 55862660), (2, 27931330), (4, 13965665), (5, 11172532), (7, 7980380), (10, 5586266), (14, 3990190), (19, 2940140), (20, 2793133), (28, 1995095), (35, 1596076), (38, 1470070), (70, 798038), (76, 735035), (95, 588028), (133, 420020), (140, 399019), (190, 294014), (266, 210010), (380, 147007), (532, 105005), (665, 84004), (1330, 42002), (2660, 21001)]