13715120

素因数分解:

$2^4\times 5^1\times {\mathrm{171439}}^1$

素因数の和:171452

約数の個数: 20

約数和(自身を含む): 31887840

約数和(自身を除く): 18172720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 171439, 342878, 685756, 857195, 1371512, 1714390, 2743024, 3428780, 6857560, 13715120]

約数ペア:

[(1, 13715120), (2, 6857560), (4, 3428780), (5, 2743024), (8, 1714390), (10, 1371512), (16, 857195), (20, 685756), (40, 342878), (80, 171439)]