2129380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9679}}^1$

素因数の和:9699

約数の個数: 24

約数和(自身を含む): 4878720

約数和(自身を除く): 2749340

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 9679, 19358, 38716, 48395, 96790, 106469, 193580, 212938, 425876, 532345, 1064690, 2129380]

約数ペア:

[(1, 2129380), (2, 1064690), (4, 532345), (5, 425876), (10, 212938), (11, 193580), (20, 106469), (22, 96790), (44, 48395), (55, 38716), (110, 19358), (220, 9679)]