1489180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{967}}^1$

素因数の和:994

約数の個数: 48

約数和(自身を含む): 3902976

約数和(自身を除く): 2413796

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 967, 1540, 1934, 3868, 4835, 6769, 9670, 10637, 13538, 19340, 21274, 27076, 33845, 42548, 53185, 67690, 74459, 106370, 135380, 148918, 212740, 297836, 372295, 744590, 1489180]

約数ペア:

[(1, 1489180), (2, 744590), (4, 372295), (5, 297836), (7, 212740), (10, 148918), (11, 135380), (14, 106370), (20, 74459), (22, 67690), (28, 53185), (35, 42548), (44, 33845), (55, 27076), (70, 21274), (77, 19340), (110, 13538), (140, 10637), (154, 9670), (220, 6769), (308, 4835), (385, 3868), (770, 1934), (967, 1540)]