81600260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{582859}}^1$

素因数の和:582875

約数の個数: 24

約数和(自身を含む): 195840960

約数和(自身を除く): 114240700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 582859, 1165718, 2331436, 2914295, 4080013, 5828590, 8160026, 11657180, 16320052, 20400065, 40800130, 81600260]

約数ペア:

[(1, 81600260), (2, 40800130), (4, 20400065), (5, 16320052), (7, 11657180), (10, 8160026), (14, 5828590), (20, 4080013), (28, 2914295), (35, 2331436), (70, 1165718), (140, 582859)]