55477940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{1777}}^1$

素因数の和:2016

約数の個数: 48

約数和(自身を含む): 133819392

約数和(自身を除く): 78341452

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 223, 446, 892, 1115, 1561, 1777, 2230, 3122, 3554, 4460, 6244, 7108, 7805, 8885, 12439, 15610, 17770, 24878, 31220, 35540, 49756, 62195, 124390, 248780, 396271, 792542, 1585084, 1981355, 2773897, 3962710, 5547794, 7925420, 11095588, 13869485, 27738970, 55477940]

約数ペア:

[(1, 55477940), (2, 27738970), (4, 13869485), (5, 11095588), (7, 7925420), (10, 5547794), (14, 3962710), (20, 2773897), (28, 1981355), (35, 1585084), (70, 792542), (140, 396271), (223, 248780), (446, 124390), (892, 62195), (1115, 49756), (1561, 35540), (1777, 31220), (2230, 24878), (3122, 17770), (3554, 15610), (4460, 12439), (6244, 8885), (7108, 7805)]