201769960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{720607}}^1$

素因数の和:720625

約数の個数: 32

約数和(自身を含む): 518837760

約数和(自身を除く): 317067800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 720607, 1441214, 2882428, 3603035, 5044249, 5764856, 7206070, 10088498, 14412140, 20176996, 25221245, 28824280, 40353992, 50442490, 100884980, 201769960]

約数ペア:

[(1, 201769960), (2, 100884980), (4, 50442490), (5, 40353992), (7, 28824280), (8, 25221245), (10, 20176996), (14, 14412140), (20, 10088498), (28, 7206070), (35, 5764856), (40, 5044249), (56, 3603035), (70, 2882428), (140, 1441214), (280, 720607)]