12311180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1871}}^1$

素因数の和:1934

約数の個数: 48

約数和(自身を含む): 30191616

約数和(自身を除く): 17880436

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 940, 1316, 1645, 1871, 3290, 3742, 6580, 7484, 9355, 13097, 18710, 26194, 37420, 52388, 65485, 87937, 130970, 175874, 261940, 351748, 439685, 615559, 879370, 1231118, 1758740, 2462236, 3077795, 6155590, 12311180]

約数ペア:

[(1, 12311180), (2, 6155590), (4, 3077795), (5, 2462236), (7, 1758740), (10, 1231118), (14, 879370), (20, 615559), (28, 439685), (35, 351748), (47, 261940), (70, 175874), (94, 130970), (140, 87937), (188, 65485), (235, 52388), (329, 37420), (470, 26194), (658, 18710), (940, 13097), (1316, 9355), (1645, 7484), (1871, 6580), (3290, 3742)]