5142040

素因数分解:

$2^3\times 5^1\times {\mathrm{128551}}^1$

素因数の和:128562

約数の個数: 16

約数和(自身を含む): 11569680

約数和(自身を除く): 6427640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 128551, 257102, 514204, 642755, 1028408, 1285510, 2571020, 5142040]

約数ペア:

[(1, 5142040), (2, 2571020), (4, 1285510), (5, 1028408), (8, 642755), (10, 514204), (20, 257102), (40, 128551)]