4344040

素因数分解:

$2^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{487}}^1$

素因数の和:721

約数の個数: 32

約数和(自身を含む): 9838080

約数和(自身を除く): 5494040

約数列:

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

約数ペア:

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