71356880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{127423}}^1$

素因数の和:127443

約数の個数: 40

約数和(自身を含む): 189606912

約数和(自身を除く): 118250032

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 127423, 254846, 509692, 637115, 891961, 1019384, 1274230, 1783922, 2038768, 2548460, 3567844, 4459805, 5096920, 7135688, 8919610, 10193840, 14271376, 17839220, 35678440, 71356880]

約数ペア:

[(1, 71356880), (2, 35678440), (4, 17839220), (5, 14271376), (7, 10193840), (8, 8919610), (10, 7135688), (14, 5096920), (16, 4459805), (20, 3567844), (28, 2548460), (35, 2038768), (40, 1783922), (56, 1274230), (70, 1019384), (80, 891961), (112, 637115), (140, 509692), (280, 254846), (560, 127423)]