9901360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17681}}^1$

素因数の和:17701

約数の個数: 40

約数和(自身を含む): 26310816

約数和(自身を除く): 16409456

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 17681, 35362, 70724, 88405, 123767, 141448, 176810, 247534, 282896, 353620, 495068, 618835, 707240, 990136, 1237670, 1414480, 1980272, 2475340, 4950680, 9901360]

約数ペア:

[(1, 9901360), (2, 4950680), (4, 2475340), (5, 1980272), (7, 1414480), (8, 1237670), (10, 990136), (14, 707240), (16, 618835), (20, 495068), (28, 353620), (35, 282896), (40, 247534), (56, 176810), (70, 141448), (80, 123767), (112, 88405), (140, 70724), (280, 35362), (560, 17681)]