2103640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{683}}^1$

素因数の和:712

約数の個数: 64

約数和(自身を含む): 5909760

約数和(自身を除く): 3806120

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, 683, 770, 1366, 1540, 2732, 3080, 3415, 4781, 5464, 6830, 7513, 9562, 13660, 15026, 19124, 23905, 27320, 30052, 37565, 38248, 47810, 52591, 60104, 75130, 95620, 105182, 150260, 191240, 210364, 262955, 300520, 420728, 525910, 1051820, 2103640]

約数ペア:

[(1, 2103640), (2, 1051820), (4, 525910), (5, 420728), (7, 300520), (8, 262955), (10, 210364), (11, 191240), (14, 150260), (20, 105182), (22, 95620), (28, 75130), (35, 60104), (40, 52591), (44, 47810), (55, 38248), (56, 37565), (70, 30052), (77, 27320), (88, 23905), (110, 19124), (140, 15026), (154, 13660), (220, 9562), (280, 7513), (308, 6830), (385, 5464), (440, 4781), (616, 3415), (683, 3080), (770, 2732), (1366, 1540)]