278522080

素因数分解:

$2^5\times 5^1\times {\mathrm{1740763}}^1$

素因数の和:1740778

約数の個数: 24

約数和(自身を含む): 658008792

約数和(自身を除く): 379486712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1740763, 3481526, 6963052, 8703815, 13926104, 17407630, 27852208, 34815260, 55704416, 69630520, 139261040, 278522080]

約数ペア:

[(1, 278522080), (2, 139261040), (4, 69630520), (5, 55704416), (8, 34815260), (10, 27852208), (16, 17407630), (20, 13926104), (32, 8703815), (40, 6963052), (80, 3481526), (160, 1740763)]