409351340

素因数分解:

$2^2\times 5^1\times {\mathrm{1429}}^1\times {\mathrm{14323}}^1$

素因数の和:15761

約数の個数: 24

約数和(自身を含む): 860299440

約数和(自身を除く): 450948100

約数列:

[1, 2, 4, 5, 10, 20, 1429, 2858, 5716, 7145, 14290, 14323, 28580, 28646, 57292, 71615, 143230, 286460, 20467567, 40935134, 81870268, 102337835, 204675670, 409351340]

約数ペア:

[(1, 409351340), (2, 204675670), (4, 102337835), (5, 81870268), (10, 40935134), (20, 20467567), (1429, 286460), (2858, 143230), (5716, 71615), (7145, 57292), (14290, 28646), (14323, 28580)]