20302744

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1433}}^1$

素因数の和:1480

約数の個数: 64

約数和(自身を含む): 49559040

約数和(自身を除く): 29256296

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 23, 28, 44, 46, 56, 77, 88, 92, 154, 161, 184, 253, 308, 322, 506, 616, 644, 1012, 1288, 1433, 1771, 2024, 2866, 3542, 5732, 7084, 10031, 11464, 14168, 15763, 20062, 31526, 32959, 40124, 63052, 65918, 80248, 110341, 126104, 131836, 220682, 230713, 263672, 362549, 441364, 461426, 725098, 882728, 922852, 1450196, 1845704, 2537843, 2900392, 5075686, 10151372, 20302744]

約数ペア:

[(1, 20302744), (2, 10151372), (4, 5075686), (7, 2900392), (8, 2537843), (11, 1845704), (14, 1450196), (22, 922852), (23, 882728), (28, 725098), (44, 461426), (46, 441364), (56, 362549), (77, 263672), (88, 230713), (92, 220682), (154, 131836), (161, 126104), (184, 110341), (253, 80248), (308, 65918), (322, 63052), (506, 40124), (616, 32959), (644, 31526), (1012, 20062), (1288, 15763), (1433, 14168), (1771, 11464), (2024, 10031), (2866, 7084), (3542, 5732)]