20133560

素因数分解:

$2^3\times 5^1\times {\mathrm{503339}}^1$

素因数の和:503350

約数の個数: 16

約数和(自身を含む): 45300600

約数和(自身を除く): 25167040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 503339, 1006678, 2013356, 2516695, 4026712, 5033390, 10066780, 20133560]

約数ペア:

[(1, 20133560), (2, 10066780), (4, 5033390), (5, 4026712), (8, 2516695), (10, 2013356), (20, 1006678), (40, 503339)]