49812440

素因数分解:

$2^3\times 5^1\times {\mathrm{907}}^1\times {\mathrm{1373}}^1$

素因数の和:2291

約数の個数: 32

約数和(自身を含む): 112283280

約数和(自身を除く): 62470840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 907, 1373, 1814, 2746, 3628, 4535, 5492, 6865, 7256, 9070, 10984, 13730, 18140, 27460, 36280, 54920, 1245311, 2490622, 4981244, 6226555, 9962488, 12453110, 24906220, 49812440]

約数ペア:

[(1, 49812440), (2, 24906220), (4, 12453110), (5, 9962488), (8, 6226555), (10, 4981244), (20, 2490622), (40, 1245311), (907, 54920), (1373, 36280), (1814, 27460), (2746, 18140), (3628, 13730), (4535, 10984), (5492, 9070), (6865, 7256)]