20132005780

素因数分解:

$2^2\times 5^1\times {\mathrm{541}}^1\times {\mathrm{1860629}}^1$

素因数の和:1861179

約数の個数: 24

約数和(自身を含む): 42355381320

約数和(自身を除く): 22223375540

約数列:

[1, 2, 4, 5, 10, 20, 541, 1082, 2164, 2705, 5410, 10820, 1860629, 3721258, 7442516, 9303145, 18606290, 37212580, 1006600289, 2013200578, 4026401156, 5033001445, 10066002890, 20132005780]

約数ペア:

[(1, 20132005780), (2, 10066002890), (4, 5033001445), (5, 4026401156), (10, 2013200578), (20, 1006600289), (541, 37212580), (1082, 18606290), (2164, 9303145), (2705, 7442516), (5410, 3721258), (10820, 1860629)]