8541020

素因数分解:

$2^2\times 5^1\times {\mathrm{509}}^1\times {\mathrm{839}}^1$

素因数の和:1357

約数の個数: 24

約数和(自身を含む): 17992800

約数和(自身を除く): 9451780

約数列:

[1, 2, 4, 5, 10, 20, 509, 839, 1018, 1678, 2036, 2545, 3356, 4195, 5090, 8390, 10180, 16780, 427051, 854102, 1708204, 2135255, 4270510, 8541020]

約数ペア:

[(1, 8541020), (2, 4270510), (4, 2135255), (5, 1708204), (10, 854102), (20, 427051), (509, 16780), (839, 10180), (1018, 8390), (1678, 5090), (2036, 4195), (2545, 3356)]