6678380

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2549}}^1$

素因数の和:2689

約数の個数: 24

約数和(自身を含む): 14137200

約数和(自身を除く): 7458820

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2549, 2620, 5098, 10196, 12745, 25490, 50980, 333919, 667838, 1335676, 1669595, 3339190, 6678380]

約数ペア:

[(1, 6678380), (2, 3339190), (4, 1669595), (5, 1335676), (10, 667838), (20, 333919), (131, 50980), (262, 25490), (524, 12745), (655, 10196), (1310, 5098), (2549, 2620)]