19384240

素因数分解:

$2^4\times 5^1\times {\mathrm{337}}^1\times {\mathrm{719}}^1$

素因数の和:1069

約数の個数: 40

約数和(自身を含む): 45264960

約数和(自身を除く): 25880720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 337, 674, 719, 1348, 1438, 1685, 2696, 2876, 3370, 3595, 5392, 5752, 6740, 7190, 11504, 13480, 14380, 26960, 28760, 57520, 242303, 484606, 969212, 1211515, 1938424, 2423030, 3876848, 4846060, 9692120, 19384240]

約数ペア:

[(1, 19384240), (2, 9692120), (4, 4846060), (5, 3876848), (8, 2423030), (10, 1938424), (16, 1211515), (20, 969212), (40, 484606), (80, 242303), (337, 57520), (674, 28760), (719, 26960), (1348, 14380), (1438, 13480), (1685, 11504), (2696, 7190), (2876, 6740), (3370, 5752), (3595, 5392)]