9688880

素因数分解:

$2^4\times 5^1\times {\mathrm{281}}^1\times {\mathrm{431}}^1$

素因数の和:725

約数の個数: 40

約数和(自身を含む): 22659264

約数和(自身を除く): 12970384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 281, 431, 562, 862, 1124, 1405, 1724, 2155, 2248, 2810, 3448, 4310, 4496, 5620, 6896, 8620, 11240, 17240, 22480, 34480, 121111, 242222, 484444, 605555, 968888, 1211110, 1937776, 2422220, 4844440, 9688880]

約数ペア:

[(1, 9688880), (2, 4844440), (4, 2422220), (5, 1937776), (8, 1211110), (10, 968888), (16, 605555), (20, 484444), (40, 242222), (80, 121111), (281, 34480), (431, 22480), (562, 17240), (862, 11240), (1124, 8620), (1405, 6896), (1724, 5620), (2155, 4496), (2248, 4310), (2810, 3448)]