28802740

素因数分解:

$2^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{4691}}^1$

素因数の和:5007

約数の個数: 24

約数和(自身を含む): 60695712

約数和(自身を除く): 31892972

約数列:

[1, 2, 4, 5, 10, 20, 307, 614, 1228, 1535, 3070, 4691, 6140, 9382, 18764, 23455, 46910, 93820, 1440137, 2880274, 5760548, 7200685, 14401370, 28802740]

約数ペア:

[(1, 28802740), (2, 14401370), (4, 7200685), (5, 5760548), (10, 2880274), (20, 1440137), (307, 93820), (614, 46910), (1228, 23455), (1535, 18764), (3070, 9382), (4691, 6140)]