27508740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{65497}}^1$

素因数の和:65516

約数の個数: 48

約数和(自身を含む): 88029312

約数和(自身を除く): 60520572

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 65497, 130994, 196491, 261988, 327485, 392982, 458479, 654970, 785964, 916958, 982455, 1309940, 1375437, 1833916, 1964910, 2292395, 2750874, 3929820, 4584790, 5501748, 6877185, 9169580, 13754370, 27508740]

約数ペア:

[(1, 27508740), (2, 13754370), (3, 9169580), (4, 6877185), (5, 5501748), (6, 4584790), (7, 3929820), (10, 2750874), (12, 2292395), (14, 1964910), (15, 1833916), (20, 1375437), (21, 1309940), (28, 982455), (30, 916958), (35, 785964), (42, 654970), (60, 458479), (70, 392982), (84, 327485), (105, 261988), (140, 196491), (210, 130994), (420, 65497)]