20166402040

素因数分解:

$2^3\times 5^1\times {\mathrm{1319}}^1\times {\mathrm{382229}}^1$

素因数の和:383559

約数の個数: 32

約数和(自身を含む): 45408924000

約数和(自身を除く): 25242521960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1319, 2638, 5276, 6595, 10552, 13190, 26380, 52760, 382229, 764458, 1528916, 1911145, 3057832, 3822290, 7644580, 15289160, 504160051, 1008320102, 2016640204, 2520800255, 4033280408, 5041600510, 10083201020, 20166402040]

約数ペア:

[(1, 20166402040), (2, 10083201020), (4, 5041600510), (5, 4033280408), (8, 2520800255), (10, 2016640204), (20, 1008320102), (40, 504160051), (1319, 15289160), (2638, 7644580), (5276, 3822290), (6595, 3057832), (10552, 1911145), (13190, 1528916), (26380, 764458), (52760, 382229)]