1320220434

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{12547}}^1$

素因数の和:12655

約数の個数: 64

約数和(自身を含む): 3035612160

約数和(自身を除く): 1715391726

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 71, 78, 114, 142, 213, 247, 426, 494, 741, 923, 1349, 1482, 1846, 2698, 2769, 4047, 5538, 8094, 12547, 17537, 25094, 35074, 37641, 52611, 75282, 105222, 163111, 238393, 326222, 476786, 489333, 715179, 890837, 978666, 1430358, 1781674, 2672511, 3099109, 5345022, 6198218, 9297327, 11580881, 16925903, 18594654, 23161762, 33851806, 34742643, 50777709, 69485286, 101555418, 220036739, 440073478, 660110217, 1320220434]

約数ペア:

[(1, 1320220434), (2, 660110217), (3, 440073478), (6, 220036739), (13, 101555418), (19, 69485286), (26, 50777709), (38, 34742643), (39, 33851806), (57, 23161762), (71, 18594654), (78, 16925903), (114, 11580881), (142, 9297327), (213, 6198218), (247, 5345022), (426, 3099109), (494, 2672511), (741, 1781674), (923, 1430358), (1349, 978666), (1482, 890837), (1846, 715179), (2698, 489333), (2769, 476786), (4047, 326222), (5538, 238393), (8094, 163111), (12547, 105222), (17537, 75282), (25094, 52611), (35074, 37641)]