1890340670

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{271211}}^1$

素因数の和:271276

約数の個数: 32

約数和(自身を含む): 3690652896

約数和(自身を除く): 1800312226

約数列:

[1, 2, 5, 10, 17, 34, 41, 82, 85, 170, 205, 410, 697, 1394, 3485, 6970, 271211, 542422, 1356055, 2712110, 4610587, 9221174, 11119651, 22239302, 23052935, 46105870, 55598255, 111196510, 189034067, 378068134, 945170335, 1890340670]

約数ペア:

[(1, 1890340670), (2, 945170335), (5, 378068134), (10, 189034067), (17, 111196510), (34, 55598255), (41, 46105870), (82, 23052935), (85, 22239302), (170, 11119651), (205, 9221174), (410, 4610587), (697, 2712110), (1394, 1356055), (3485, 542422), (6970, 271211)]