8793040

素因数分解:

$2^4\times 5^1\times {\mathrm{109913}}^1$

素因数の和:109926

約数の個数: 20

約数和(自身を含む): 20444004

約数和(自身を除く): 11650964

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109913, 219826, 439652, 549565, 879304, 1099130, 1758608, 2198260, 4396520, 8793040]

約数ペア:

[(1, 8793040), (2, 4396520), (4, 2198260), (5, 1758608), (8, 1099130), (10, 879304), (16, 549565), (20, 439652), (40, 219826), (80, 109913)]