40255514

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{223}}^1$

素因数の和:422

約数の個数: 32

約数和(自身を含む): 67060224

約数和(自身を除く): 26804710

約数列:

[1, 2, 13, 26, 53, 106, 131, 223, 262, 446, 689, 1378, 1703, 2899, 3406, 5798, 6943, 11819, 13886, 23638, 29213, 58426, 90259, 153647, 180518, 307294, 379769, 759538, 1548289, 3096578, 20127757, 40255514]

約数ペア:

[(1, 40255514), (2, 20127757), (13, 3096578), (26, 1548289), (53, 759538), (106, 379769), (131, 307294), (223, 180518), (262, 153647), (446, 90259), (689, 58426), (1378, 29213), (1703, 23638), (2899, 13886), (3406, 11819), (5798, 6943)]