260438530

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{55061}}^1$

素因数の和:55122

約数の個数: 32

約数和(自身を含む): 523309248

約数和(自身を除く): 262870718

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 215, 430, 473, 946, 2365, 4730, 55061, 110122, 275305, 550610, 605671, 1211342, 2367623, 3028355, 4735246, 6056710, 11838115, 23676230, 26043853, 52087706, 130219265, 260438530]

約数ペア:

[(1, 260438530), (2, 130219265), (5, 52087706), (10, 26043853), (11, 23676230), (22, 11838115), (43, 6056710), (55, 4735246), (86, 3028355), (110, 2367623), (215, 1211342), (430, 605671), (473, 550610), (946, 275305), (2365, 110122), (4730, 55061)]