40740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{97}}^1$

素因数の和:116

約数の個数: 48

約数和(自身を含む): 131712

約数和(自身を除く): 90972

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 97, 105, 140, 194, 210, 291, 388, 420, 485, 582, 679, 970, 1164, 1358, 1455, 1940, 2037, 2716, 2910, 3395, 4074, 5820, 6790, 8148, 10185, 13580, 20370, 40740]

約数ペア:

[(1, 40740), (2, 20370), (3, 13580), (4, 10185), (5, 8148), (6, 6790), (7, 5820), (10, 4074), (12, 3395), (14, 2910), (15, 2716), (20, 2037), (21, 1940), (28, 1455), (30, 1358), (35, 1164), (42, 970), (60, 679), (70, 582), (84, 485), (97, 420), (105, 388), (140, 291), (194, 210)]