71359960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{254857}}^1$

素因数の和:254875

約数の個数: 32

約数和(自身を含む): 183497760

約数和(自身を除く): 112137800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 254857, 509714, 1019428, 1274285, 1783999, 2038856, 2548570, 3567998, 5097140, 7135996, 8919995, 10194280, 14271992, 17839990, 35679980, 71359960]

約数ペア:

[(1, 71359960), (2, 35679980), (4, 17839990), (5, 14271992), (7, 10194280), (8, 8919995), (10, 7135996), (14, 5097140), (20, 3567998), (28, 2548570), (35, 2038856), (40, 1783999), (56, 1274285), (70, 1019428), (140, 509714), (280, 254857)]