11687120

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1051}}^1$

素因数の和:1203

約数の個数: 40

約数和(自身を含む): 27394080

約数和(自身を除く): 15706960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1051, 1112, 1390, 2102, 2224, 2780, 4204, 5255, 5560, 8408, 10510, 11120, 16816, 21020, 42040, 84080, 146089, 292178, 584356, 730445, 1168712, 1460890, 2337424, 2921780, 5843560, 11687120]

約数ペア:

[(1, 11687120), (2, 5843560), (4, 2921780), (5, 2337424), (8, 1460890), (10, 1168712), (16, 730445), (20, 584356), (40, 292178), (80, 146089), (139, 84080), (278, 42040), (556, 21020), (695, 16816), (1051, 11120), (1112, 10510), (1390, 8408), (2102, 5560), (2224, 5255), (2780, 4204)]