40643120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{72577}}^1$

素因数の和:72597

約数の個数: 40

約数和(自身を含む): 107996064

約数和(自身を除く): 67352944

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 72577, 145154, 290308, 362885, 508039, 580616, 725770, 1016078, 1161232, 1451540, 2032156, 2540195, 2903080, 4064312, 5080390, 5806160, 8128624, 10160780, 20321560, 40643120]

約数ペア:

[(1, 40643120), (2, 20321560), (4, 10160780), (5, 8128624), (7, 5806160), (8, 5080390), (10, 4064312), (14, 2903080), (16, 2540195), (20, 2032156), (28, 1451540), (35, 1161232), (40, 1016078), (56, 725770), (70, 580616), (80, 508039), (112, 362885), (140, 290308), (280, 145154), (560, 72577)]