3387340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{173}}^1$

素因数の和:282

約数の個数: 48

約数和(自身を含む): 7892640

約数和(自身を除く): 4505300

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 89, 110, 173, 178, 220, 346, 356, 445, 692, 865, 890, 979, 1730, 1780, 1903, 1958, 3460, 3806, 3916, 4895, 7612, 9515, 9790, 15397, 19030, 19580, 30794, 38060, 61588, 76985, 153970, 169367, 307940, 338734, 677468, 846835, 1693670, 3387340]

約数ペア:

[(1, 3387340), (2, 1693670), (4, 846835), (5, 677468), (10, 338734), (11, 307940), (20, 169367), (22, 153970), (44, 76985), (55, 61588), (89, 38060), (110, 30794), (173, 19580), (178, 19030), (220, 15397), (346, 9790), (356, 9515), (445, 7612), (692, 4895), (865, 3916), (890, 3806), (979, 3460), (1730, 1958), (1780, 1903)]