20532320

素因数分解:

$2^5\times 5^1\times {\mathrm{128327}}^1$

素因数の和:128342

約数の個数: 24

約数和(自身を含む): 48507984

約数和(自身を除く): 27975664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 128327, 256654, 513308, 641635, 1026616, 1283270, 2053232, 2566540, 4106464, 5133080, 10266160, 20532320]

約数ペア:

[(1, 20532320), (2, 10266160), (4, 5133080), (5, 4106464), (8, 2566540), (10, 2053232), (16, 1283270), (20, 1026616), (32, 641635), (40, 513308), (80, 256654), (160, 128327)]