2540637876

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{126551}}^1$

素因数の和:126804

約数の個数: 48

約数和(自身を含む): 6803435520

約数和(自身を除く): 4262797644

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 239, 478, 717, 956, 1434, 1673, 2868, 3346, 5019, 6692, 10038, 20076, 126551, 253102, 379653, 506204, 759306, 885857, 1518612, 1771714, 2657571, 3543428, 5315142, 10630284, 30245689, 60491378, 90737067, 120982756, 181474134, 211719823, 362948268, 423439646, 635159469, 846879292, 1270318938, 2540637876]

約数ペア:

[(1, 2540637876), (2, 1270318938), (3, 846879292), (4, 635159469), (6, 423439646), (7, 362948268), (12, 211719823), (14, 181474134), (21, 120982756), (28, 90737067), (42, 60491378), (84, 30245689), (239, 10630284), (478, 5315142), (717, 3543428), (956, 2657571), (1434, 1771714), (1673, 1518612), (2868, 885857), (3346, 759306), (5019, 506204), (6692, 379653), (10038, 253102), (20076, 126551)]