108438680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{387281}}^1$

素因数の和:387299

約数の個数: 32

約数和(自身を含む): 278843040

約数和(自身を除く): 170404360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 387281, 774562, 1549124, 1936405, 2710967, 3098248, 3872810, 5421934, 7745620, 10843868, 13554835, 15491240, 21687736, 27109670, 54219340, 108438680]

約数ペア:

[(1, 108438680), (2, 54219340), (4, 27109670), (5, 21687736), (7, 15491240), (8, 13554835), (10, 10843868), (14, 7745620), (20, 5421934), (28, 3872810), (35, 3098248), (40, 2710967), (56, 1936405), (70, 1549124), (140, 774562), (280, 387281)]