12355120

素因数分解:

$2^4\times 5^1\times {\mathrm{154439}}^1$

素因数の和:154452

約数の個数: 20

約数和(自身を含む): 28725840

約数和(自身を除く): 16370720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 154439, 308878, 617756, 772195, 1235512, 1544390, 2471024, 3088780, 6177560, 12355120]

約数ペア:

[(1, 12355120), (2, 6177560), (4, 3088780), (5, 2471024), (8, 1544390), (10, 1235512), (16, 772195), (20, 617756), (40, 308878), (80, 154439)]