6890980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{109}}^2$

素因数の和:256

約数の個数: 36

約数和(自身を含む): 15108660

約数和(自身を除く): 8217680

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 109, 116, 145, 218, 290, 436, 545, 580, 1090, 2180, 3161, 6322, 11881, 12644, 15805, 23762, 31610, 47524, 59405, 63220, 118810, 237620, 344549, 689098, 1378196, 1722745, 3445490, 6890980]

約数ペア:

[(1, 6890980), (2, 3445490), (4, 1722745), (5, 1378196), (10, 689098), (20, 344549), (29, 237620), (58, 118810), (109, 63220), (116, 59405), (145, 47524), (218, 31610), (290, 23762), (436, 15805), (545, 12644), (580, 11881), (1090, 6322), (2180, 3161)]