2220220978

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{293}}^1$

素因数の和:499

約数の個数: 64

約数和(自身を含む): 3721842432

約数和(自身を除く): 1501621454

約数列:

[1, 2, 17, 34, 43, 71, 73, 86, 142, 146, 293, 586, 731, 1207, 1241, 1462, 2414, 2482, 3053, 3139, 4981, 5183, 6106, 6278, 9962, 10366, 12599, 20803, 21389, 25198, 41606, 42778, 51901, 53363, 88111, 103802, 106726, 176222, 214183, 222869, 353651, 363613, 428366, 445738, 707302, 727226, 894529, 919727, 1518619, 1789058, 1839454, 3037238, 3788773, 7577546, 15206993, 15635359, 25816523, 30413986, 31270718, 51633046, 65300617, 130601234, 1110110489, 2220220978]

約数ペア:

[(1, 2220220978), (2, 1110110489), (17, 130601234), (34, 65300617), (43, 51633046), (71, 31270718), (73, 30413986), (86, 25816523), (142, 15635359), (146, 15206993), (293, 7577546), (586, 3788773), (731, 3037238), (1207, 1839454), (1241, 1789058), (1462, 1518619), (2414, 919727), (2482, 894529), (3053, 727226), (3139, 707302), (4981, 445738), (5183, 428366), (6106, 363613), (6278, 353651), (9962, 222869), (10366, 214183), (12599, 176222), (20803, 106726), (21389, 103802), (25198, 88111), (41606, 53363), (42778, 51901)]