21845480

素因数分解:

$2^3\times 5^1\times {\mathrm{546137}}^1$

素因数の和:546148

約数の個数: 16

約数和(自身を含む): 49152420

約数和(自身を除く): 27306940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 546137, 1092274, 2184548, 2730685, 4369096, 5461370, 10922740, 21845480]

約数ペア:

[(1, 21845480), (2, 10922740), (4, 5461370), (5, 4369096), (8, 2730685), (10, 2184548), (20, 1092274), (40, 546137)]