11220420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4349}}^1$

素因数の和:4404

約数の個数: 48

約数和(自身を含む): 32155200

約数和(自身を除く): 20934780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 4349, 8698, 13047, 17396, 21745, 26094, 43490, 52188, 65235, 86980, 130470, 187007, 260940, 374014, 561021, 748028, 935035, 1122042, 1870070, 2244084, 2805105, 3740140, 5610210, 11220420]

約数ペア:

[(1, 11220420), (2, 5610210), (3, 3740140), (4, 2805105), (5, 2244084), (6, 1870070), (10, 1122042), (12, 935035), (15, 748028), (20, 561021), (30, 374014), (43, 260940), (60, 187007), (86, 130470), (129, 86980), (172, 65235), (215, 52188), (258, 43490), (430, 26094), (516, 21745), (645, 17396), (860, 13047), (1290, 8698), (2580, 4349)]