38427560

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{15749}}^1$

素因数の和:15821

約数の個数: 32

約数和(自身を含む): 87885000

約数和(自身を除く): 49457440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 15749, 31498, 62996, 78745, 125992, 157490, 314980, 629960, 960689, 1921378, 3842756, 4803445, 7685512, 9606890, 19213780, 38427560]

約数ペア:

[(1, 38427560), (2, 19213780), (4, 9606890), (5, 7685512), (8, 4803445), (10, 3842756), (20, 1921378), (40, 960689), (61, 629960), (122, 314980), (244, 157490), (305, 125992), (488, 78745), (610, 62996), (1220, 31498), (2440, 15749)]