28819490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{411707}}^1$

素因数の和:411721

約数の個数: 16

約数和(自身を含む): 59285952

約数和(自身を除く): 30466462

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 411707, 823414, 2058535, 2881949, 4117070, 5763898, 14409745, 28819490]

約数ペア:

[(1, 28819490), (2, 14409745), (5, 5763898), (7, 4117070), (10, 2881949), (14, 2058535), (35, 823414), (70, 411707)]