1439780

素因数分解:

$2^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{373}}^1$

素因数の和:575

約数の個数: 24

約数和(自身を含む): 3047352

約数和(自身を除く): 1607572

約数列:

[1, 2, 4, 5, 10, 20, 193, 373, 386, 746, 772, 965, 1492, 1865, 1930, 3730, 3860, 7460, 71989, 143978, 287956, 359945, 719890, 1439780]

約数ペア:

[(1, 1439780), (2, 719890), (4, 359945), (5, 287956), (10, 143978), (20, 71989), (193, 7460), (373, 3860), (386, 3730), (746, 1930), (772, 1865), (965, 1492)]