8450120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{293}}^1$

素因数の和:414

約数の個数: 64

約数和(自身を含む): 22014720

約数和(自身を除く): 13564600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 103, 140, 206, 280, 293, 412, 515, 586, 721, 824, 1030, 1172, 1442, 1465, 2051, 2060, 2344, 2884, 2930, 3605, 4102, 4120, 5768, 5860, 7210, 8204, 10255, 11720, 14420, 16408, 20510, 28840, 30179, 41020, 60358, 82040, 120716, 150895, 211253, 241432, 301790, 422506, 603580, 845012, 1056265, 1207160, 1690024, 2112530, 4225060, 8450120]

約数ペア:

[(1, 8450120), (2, 4225060), (4, 2112530), (5, 1690024), (7, 1207160), (8, 1056265), (10, 845012), (14, 603580), (20, 422506), (28, 301790), (35, 241432), (40, 211253), (56, 150895), (70, 120716), (103, 82040), (140, 60358), (206, 41020), (280, 30179), (293, 28840), (412, 20510), (515, 16408), (586, 14420), (721, 11720), (824, 10255), (1030, 8204), (1172, 7210), (1442, 5860), (1465, 5768), (2051, 4120), (2060, 4102), (2344, 3605), (2884, 2930)]