8389520

素因数分解:

$2^4\times 5^1\times {\mathrm{104869}}^1$

素因数の和:104882

約数の個数: 20

約数和(自身を含む): 19505820

約数和(自身を除く): 11116300

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 104869, 209738, 419476, 524345, 838952, 1048690, 1677904, 2097380, 4194760, 8389520]

約数ペア:

[(1, 8389520), (2, 4194760), (4, 2097380), (5, 1677904), (8, 1048690), (10, 838952), (16, 524345), (20, 419476), (40, 209738), (80, 104869)]