5159120

素因数分解:

$2^4\times 5^1\times {\mathrm{64489}}^1$

素因数の和:64502

約数の個数: 20

約数和(自身を含む): 11995140

約数和(自身を除く): 6836020

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 64489, 128978, 257956, 322445, 515912, 644890, 1031824, 1289780, 2579560, 5159120]

約数ペア:

[(1, 5159120), (2, 2579560), (4, 1289780), (5, 1031824), (8, 644890), (10, 515912), (16, 322445), (20, 257956), (40, 128978), (80, 64489)]