6944440

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1249}}^1$

素因数の和:1399

約数の個数: 32

約数和(自身を含む): 15750000

約数和(自身を除く): 8805560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1249, 1390, 2498, 2780, 4996, 5560, 6245, 9992, 12490, 24980, 49960, 173611, 347222, 694444, 868055, 1388888, 1736110, 3472220, 6944440]

約数ペア:

[(1, 6944440), (2, 3472220), (4, 1736110), (5, 1388888), (8, 868055), (10, 694444), (20, 347222), (40, 173611), (139, 49960), (278, 24980), (556, 12490), (695, 9992), (1112, 6245), (1249, 5560), (1390, 4996), (2498, 2780)]