7797080

素因数分解:

$2^3\times 5^1\times {\mathrm{397}}^1\times {\mathrm{491}}^1$

素因数の和:899

約数の個数: 32

約数和(自身を含む): 17623440

約数和(自身を除く): 9826360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 397, 491, 794, 982, 1588, 1964, 1985, 2455, 3176, 3928, 3970, 4910, 7940, 9820, 15880, 19640, 194927, 389854, 779708, 974635, 1559416, 1949270, 3898540, 7797080]

約数ペア:

[(1, 7797080), (2, 3898540), (4, 1949270), (5, 1559416), (8, 974635), (10, 779708), (20, 389854), (40, 194927), (397, 19640), (491, 15880), (794, 9820), (982, 7940), (1588, 4910), (1964, 3970), (1985, 3928), (2455, 3176)]