5438000

素因数分解:

$2^4\times 5^3\times {\mathrm{2719}}^1$

素因数の和:2742

約数の個数: 40

約数和(自身を含む): 13153920

約数和(自身を除く): 7715920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 2719, 5438, 10876, 13595, 21752, 27190, 43504, 54380, 67975, 108760, 135950, 217520, 271900, 339875, 543800, 679750, 1087600, 1359500, 2719000, 5438000]

約数ペア:

[(1, 5438000), (2, 2719000), (4, 1359500), (5, 1087600), (8, 679750), (10, 543800), (16, 339875), (20, 271900), (25, 217520), (40, 135950), (50, 108760), (80, 67975), (100, 54380), (125, 43504), (200, 27190), (250, 21752), (400, 13595), (500, 10876), (1000, 5438), (2000, 2719)]