201028240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{358979}}^1$

素因数の和:358999

約数の個数: 40

約数和(自身を含む): 534162240

約数和(自身を除く): 333134000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 358979, 717958, 1435916, 1794895, 2512853, 2871832, 3589790, 5025706, 5743664, 7179580, 10051412, 12564265, 14359160, 20102824, 25128530, 28718320, 40205648, 50257060, 100514120, 201028240]

約数ペア:

[(1, 201028240), (2, 100514120), (4, 50257060), (5, 40205648), (7, 28718320), (8, 25128530), (10, 20102824), (14, 14359160), (16, 12564265), (20, 10051412), (28, 7179580), (35, 5743664), (40, 5025706), (56, 3589790), (70, 2871832), (80, 2512853), (112, 1794895), (140, 1435916), (280, 717958), (560, 358979)]