1975280

素因数分解:

$2^4\times 5^1\times {\mathrm{24691}}^1$

素因数の和:24704

約数の個数: 20

約数和(自身を含む): 4592712

約数和(自身を除く): 2617432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 24691, 49382, 98764, 123455, 197528, 246910, 395056, 493820, 987640, 1975280]

約数ペア:

[(1, 1975280), (2, 987640), (4, 493820), (5, 395056), (8, 246910), (10, 197528), (16, 123455), (20, 98764), (40, 49382), (80, 24691)]