12218080

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{10909}}^1$

素因数の和:10931

約数の個数: 48

約数和(自身を含む): 32991840

約数和(自身を除く): 20773760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 10909, 21818, 43636, 54545, 76363, 87272, 109090, 152726, 174544, 218180, 305452, 349088, 381815, 436360, 610904, 763630, 872720, 1221808, 1527260, 1745440, 2443616, 3054520, 6109040, 12218080]

約数ペア:

[(1, 12218080), (2, 6109040), (4, 3054520), (5, 2443616), (7, 1745440), (8, 1527260), (10, 1221808), (14, 872720), (16, 763630), (20, 610904), (28, 436360), (32, 381815), (35, 349088), (40, 305452), (56, 218180), (70, 174544), (80, 152726), (112, 109090), (140, 87272), (160, 76363), (224, 54545), (280, 43636), (560, 21818), (1120, 10909)]