28363720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{9209}}^1$

素因数の和:9238

約数の個数: 64

約数和(自身を含む): 79574400

約数和(自身を除く): 51210680

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 9209, 18418, 36836, 46045, 64463, 73672, 92090, 101299, 128926, 184180, 202598, 257852, 322315, 368360, 405196, 506495, 515704, 644630, 709093, 810392, 1012990, 1289260, 1418186, 2025980, 2578520, 2836372, 3545465, 4051960, 5672744, 7090930, 14181860, 28363720]

約数ペア:

[(1, 28363720), (2, 14181860), (4, 7090930), (5, 5672744), (7, 4051960), (8, 3545465), (10, 2836372), (11, 2578520), (14, 2025980), (20, 1418186), (22, 1289260), (28, 1012990), (35, 810392), (40, 709093), (44, 644630), (55, 515704), (56, 506495), (70, 405196), (77, 368360), (88, 322315), (110, 257852), (140, 202598), (154, 184180), (220, 128926), (280, 101299), (308, 92090), (385, 73672), (440, 64463), (616, 46045), (770, 36836), (1540, 18418), (3080, 9209)]