38804980

素因数分解:

$2^2\times 5^1\times {\mathrm{1319}}^1\times {\mathrm{1471}}^1$

素因数の和:2799

約数の個数: 24

約数和(自身を含む): 81607680

約数和(自身を除く): 42802700

約数列:

[1, 2, 4, 5, 10, 20, 1319, 1471, 2638, 2942, 5276, 5884, 6595, 7355, 13190, 14710, 26380, 29420, 1940249, 3880498, 7760996, 9701245, 19402490, 38804980]

約数ペア:

[(1, 38804980), (2, 19402490), (4, 9701245), (5, 7760996), (10, 3880498), (20, 1940249), (1319, 29420), (1471, 26380), (2638, 14710), (2942, 13190), (5276, 7355), (5884, 6595)]