2078700680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{72077}}^1$

素因数の和:72198

約数の個数: 64

約数和(自身を含む): 5397200640

約数和(自身を除く): 3318499960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 103, 140, 206, 280, 412, 515, 721, 824, 1030, 1442, 2060, 2884, 3605, 4120, 5768, 7210, 14420, 28840, 72077, 144154, 288308, 360385, 504539, 576616, 720770, 1009078, 1441540, 2018156, 2522695, 2883080, 4036312, 5045390, 7423931, 10090780, 14847862, 20181560, 29695724, 37119655, 51967517, 59391448, 74239310, 103935034, 148478620, 207870068, 259837585, 296957240, 415740136, 519675170, 1039350340, 2078700680]

約数ペア:

[(1, 2078700680), (2, 1039350340), (4, 519675170), (5, 415740136), (7, 296957240), (8, 259837585), (10, 207870068), (14, 148478620), (20, 103935034), (28, 74239310), (35, 59391448), (40, 51967517), (56, 37119655), (70, 29695724), (103, 20181560), (140, 14847862), (206, 10090780), (280, 7423931), (412, 5045390), (515, 4036312), (721, 2883080), (824, 2522695), (1030, 2018156), (1442, 1441540), (2060, 1009078), (2884, 720770), (3605, 576616), (4120, 504539), (5768, 360385), (7210, 288308), (14420, 144154), (28840, 72077)]