123087560

素因数分解:

$2^3\times 5^1\times {\mathrm{179}}^1\times {\mathrm{17191}}^1$

素因数の和:17381

約数の個数: 32

約数和(自身を含む): 278510400

約数和(自身を除く): 155422840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 179, 358, 716, 895, 1432, 1790, 3580, 7160, 17191, 34382, 68764, 85955, 137528, 171910, 343820, 687640, 3077189, 6154378, 12308756, 15385945, 24617512, 30771890, 61543780, 123087560]

約数ペア:

[(1, 123087560), (2, 61543780), (4, 30771890), (5, 24617512), (8, 15385945), (10, 12308756), (20, 6154378), (40, 3077189), (179, 687640), (358, 343820), (716, 171910), (895, 137528), (1432, 85955), (1790, 68764), (3580, 34382), (7160, 17191)]