1249640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{4463}}^1$

素因数の和:4481

約数の個数: 32

約数和(自身を含む): 3214080

約数和(自身を除く): 1964440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 4463, 8926, 17852, 22315, 31241, 35704, 44630, 62482, 89260, 124964, 156205, 178520, 249928, 312410, 624820, 1249640]

約数ペア:

[(1, 1249640), (2, 624820), (4, 312410), (5, 249928), (7, 178520), (8, 156205), (10, 124964), (14, 89260), (20, 62482), (28, 44630), (35, 35704), (40, 31241), (56, 22315), (70, 17852), (140, 8926), (280, 4463)]