82904980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{218171}}^1$

素因数の和:218199

約数の個数: 24

約数和(自身を含む): 183264480

約数和(自身を除く): 100359500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 218171, 436342, 872684, 1090855, 2181710, 4145249, 4363420, 8290498, 16580996, 20726245, 41452490, 82904980]

約数ペア:

[(1, 82904980), (2, 41452490), (4, 20726245), (5, 16580996), (10, 8290498), (19, 4363420), (20, 4145249), (38, 2181710), (76, 1090855), (95, 872684), (190, 436342), (380, 218171)]