2008902788560

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{977}}^1\times {\mathrm{829111}}^1$

素因数の和:830132

約数の個数: 80

約数和(自身を含む): 4826307382272

約数和(自身を除く): 2817404593712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 977, 1240, 1954, 2480, 3908, 4885, 7816, 9770, 15632, 19540, 30287, 39080, 60574, 78160, 121148, 151435, 242296, 302870, 484592, 605740, 829111, 1211480, 1658222, 2422960, 3316444, 4145555, 6632888, 8291110, 13265776, 16582220, 25702441, 33164440, 51404882, 66328880, 102809764, 128512205, 205619528, 257024410, 411239056, 514048820, 810041447, 1028097640, 1620082894, 2056195280, 3240165788, 4050207235, 6480331576, 8100414470, 12960663152, 16200828940, 25111284857, 32401657880, 50222569714, 64803315760, 100445139428, 125556424285, 200890278856, 251112848570, 401780557712, 502225697140, 1004451394280, 2008902788560]

約数ペア:

[(1, 2008902788560), (2, 1004451394280), (4, 502225697140), (5, 401780557712), (8, 251112848570), (10, 200890278856), (16, 125556424285), (20, 100445139428), (31, 64803315760), (40, 50222569714), (62, 32401657880), (80, 25111284857), (124, 16200828940), (155, 12960663152), (248, 8100414470), (310, 6480331576), (496, 4050207235), (620, 3240165788), (977, 2056195280), (1240, 1620082894), (1954, 1028097640), (2480, 810041447), (3908, 514048820), (4885, 411239056), (7816, 257024410), (9770, 205619528), (15632, 128512205), (19540, 102809764), (30287, 66328880), (39080, 51404882), (60574, 33164440), (78160, 25702441), (121148, 16582220), (151435, 13265776), (242296, 8291110), (302870, 6632888), (484592, 4145555), (605740, 3316444), (829111, 2422960), (1211480, 1658222)]