1870780

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1051}}^1$

素因数の和:1149

約数の個数: 24

約数和(自身を含む): 3976560

約数和(自身を除く): 2105780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1051, 1780, 2102, 4204, 5255, 10510, 21020, 93539, 187078, 374156, 467695, 935390, 1870780]

約数ペア:

[(1, 1870780), (2, 935390), (4, 467695), (5, 374156), (10, 187078), (20, 93539), (89, 21020), (178, 10510), (356, 5255), (445, 4204), (890, 2102), (1051, 1780)]