5242520

素因数分解:

$2^3\times 5^1\times {\mathrm{131063}}^1$

素因数の和:131074

約数の個数: 16

約数和(自身を含む): 11795760

約数和(自身を除く): 6553240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131063, 262126, 524252, 655315, 1048504, 1310630, 2621260, 5242520]

約数ペア:

[(1, 5242520), (2, 2621260), (4, 1310630), (5, 1048504), (8, 655315), (10, 524252), (20, 262126), (40, 131063)]