2134580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{193}}^1$

素因数の和:288

約数の個数: 48

約数和(自身を含む): 5214720

約数和(自身を除く): 3080140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 140, 158, 193, 316, 386, 395, 553, 772, 790, 965, 1106, 1351, 1580, 1930, 2212, 2702, 2765, 3860, 5404, 5530, 6755, 11060, 13510, 15247, 27020, 30494, 60988, 76235, 106729, 152470, 213458, 304940, 426916, 533645, 1067290, 2134580]

約数ペア:

[(1, 2134580), (2, 1067290), (4, 533645), (5, 426916), (7, 304940), (10, 213458), (14, 152470), (20, 106729), (28, 76235), (35, 60988), (70, 30494), (79, 27020), (140, 15247), (158, 13510), (193, 11060), (316, 6755), (386, 5530), (395, 5404), (553, 3860), (772, 2765), (790, 2702), (965, 2212), (1106, 1930), (1351, 1580)]