28297180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83227}}^1$

素因数の和:83253

約数の個数: 24

約数和(自身を含む): 62920368

約数和(自身を除く): 34623188

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 83227, 166454, 332908, 416135, 832270, 1414859, 1664540, 2829718, 5659436, 7074295, 14148590, 28297180]

約数ペア:

[(1, 28297180), (2, 14148590), (4, 7074295), (5, 5659436), (10, 2829718), (17, 1664540), (20, 1414859), (34, 832270), (68, 416135), (85, 332908), (170, 166454), (340, 83227)]