40979146

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1$

素因数の和:223

約数の個数: 64

約数和(自身を含む): 76204800

約数和(自身を除く): 35225654

約数列:

[1, 2, 13, 17, 23, 26, 29, 34, 46, 58, 139, 221, 278, 299, 377, 391, 442, 493, 598, 667, 754, 782, 986, 1334, 1807, 2363, 3197, 3614, 4031, 4726, 5083, 6394, 6409, 8062, 8671, 10166, 11339, 12818, 17342, 22678, 30719, 41561, 52403, 54349, 61438, 68527, 83122, 92713, 104806, 108698, 137054, 147407, 185426, 294814, 706537, 890851, 1205269, 1413074, 1576121, 1781702, 2410538, 3152242, 20489573, 40979146]

約数ペア:

[(1, 40979146), (2, 20489573), (13, 3152242), (17, 2410538), (23, 1781702), (26, 1576121), (29, 1413074), (34, 1205269), (46, 890851), (58, 706537), (139, 294814), (221, 185426), (278, 147407), (299, 137054), (377, 108698), (391, 104806), (442, 92713), (493, 83122), (598, 68527), (667, 61438), (754, 54349), (782, 52403), (986, 41561), (1334, 30719), (1807, 22678), (2363, 17342), (3197, 12818), (3614, 11339), (4031, 10166), (4726, 8671), (5083, 8062), (6394, 6409)]