20880147160

素因数分解:

$2^3\times 5^1\times {\mathrm{522003679}}^1$

素因数の和:522003690

約数の個数: 16

約数和(自身を含む): 46980331200

約数和(自身を除く): 26100184040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 522003679, 1044007358, 2088014716, 2610018395, 4176029432, 5220036790, 10440073580, 20880147160]

約数ペア:

[(1, 20880147160), (2, 10440073580), (4, 5220036790), (5, 4176029432), (8, 2610018395), (10, 2088014716), (20, 1044007358), (40, 522003679)]