18003760

素因数分解:

$2^4\times 5^1\times {\mathrm{313}}^1\times {\mathrm{719}}^1$

素因数の和:1045

約数の個数: 40

約数和(自身を含む): 42050880

約数和(自身を除く): 24047120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 313, 626, 719, 1252, 1438, 1565, 2504, 2876, 3130, 3595, 5008, 5752, 6260, 7190, 11504, 12520, 14380, 25040, 28760, 57520, 225047, 450094, 900188, 1125235, 1800376, 2250470, 3600752, 4500940, 9001880, 18003760]

約数ペア:

[(1, 18003760), (2, 9001880), (4, 4500940), (5, 3600752), (8, 2250470), (10, 1800376), (16, 1125235), (20, 900188), (40, 450094), (80, 225047), (313, 57520), (626, 28760), (719, 25040), (1252, 14380), (1438, 12520), (1565, 11504), (2504, 7190), (2876, 6260), (3130, 5752), (3595, 5008)]