8688080

素因数分解:

$2^4\times 5^1\times {\mathrm{223}}^1\times {\mathrm{487}}^1$

素因数の和:723

約数の個数: 40

約数和(自身を含む): 20332032

約数和(自身を除く): 11643952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 223, 446, 487, 892, 974, 1115, 1784, 1948, 2230, 2435, 3568, 3896, 4460, 4870, 7792, 8920, 9740, 17840, 19480, 38960, 108601, 217202, 434404, 543005, 868808, 1086010, 1737616, 2172020, 4344040, 8688080]

約数ペア:

[(1, 8688080), (2, 4344040), (4, 2172020), (5, 1737616), (8, 1086010), (10, 868808), (16, 543005), (20, 434404), (40, 217202), (80, 108601), (223, 38960), (446, 19480), (487, 17840), (892, 9740), (974, 8920), (1115, 7792), (1784, 4870), (1948, 4460), (2230, 3896), (2435, 3568)]