28560490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{8681}}^1$

素因数の和:8742

約数の個数: 32

約数和(自身を含む): 60009984

約数和(自身を除く): 31449494

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 70, 94, 235, 329, 470, 658, 1645, 3290, 8681, 17362, 43405, 60767, 86810, 121534, 303835, 408007, 607670, 816014, 2040035, 2856049, 4080070, 5712098, 14280245, 28560490]

約数ペア:

[(1, 28560490), (2, 14280245), (5, 5712098), (7, 4080070), (10, 2856049), (14, 2040035), (35, 816014), (47, 607670), (70, 408007), (94, 303835), (235, 121534), (329, 86810), (470, 60767), (658, 43405), (1645, 17362), (3290, 8681)]