409480

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{353}}^1$

素因数の和:393

約数の個数: 32

約数和(自身を含む): 955800

約数和(自身を除く): 546320

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 353, 580, 706, 1160, 1412, 1765, 2824, 3530, 7060, 10237, 14120, 20474, 40948, 51185, 81896, 102370, 204740, 409480]

約数ペア:

[(1, 409480), (2, 204740), (4, 102370), (5, 81896), (8, 51185), (10, 40948), (20, 20474), (29, 14120), (40, 10237), (58, 7060), (116, 3530), (145, 2824), (232, 1765), (290, 1412), (353, 1160), (580, 706)]