3291220

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^2\times {\mathrm{89}}^1$

素因数の和:184

約数の個数: 36

約数和(自身を含む): 7155540

約数和(自身を除く): 3864320

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 89, 172, 178, 215, 356, 430, 445, 860, 890, 1780, 1849, 3698, 3827, 7396, 7654, 9245, 15308, 18490, 19135, 36980, 38270, 76540, 164561, 329122, 658244, 822805, 1645610, 3291220]

約数ペア:

[(1, 3291220), (2, 1645610), (4, 822805), (5, 658244), (10, 329122), (20, 164561), (43, 76540), (86, 38270), (89, 36980), (172, 19135), (178, 18490), (215, 15308), (356, 9245), (430, 7654), (445, 7396), (860, 3827), (890, 3698), (1780, 1849)]