16281440

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{14537}}^1$

素因数の和:14559

約数の個数: 48

約数和(自身を含む): 43962912

約数和(自身を除く): 27681472

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 14537, 29074, 58148, 72685, 101759, 116296, 145370, 203518, 232592, 290740, 407036, 465184, 508795, 581480, 814072, 1017590, 1162960, 1628144, 2035180, 2325920, 3256288, 4070360, 8140720, 16281440]

約数ペア:

[(1, 16281440), (2, 8140720), (4, 4070360), (5, 3256288), (7, 2325920), (8, 2035180), (10, 1628144), (14, 1162960), (16, 1017590), (20, 814072), (28, 581480), (32, 508795), (35, 465184), (40, 407036), (56, 290740), (70, 232592), (80, 203518), (112, 145370), (140, 116296), (160, 101759), (224, 72685), (280, 58148), (560, 29074), (1120, 14537)]