4320920

素因数分解:

$2^3\times 5^1\times {\mathrm{108023}}^1$

素因数の和:108034

約数の個数: 16

約数和(自身を含む): 9722160

約数和(自身を除く): 5401240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 108023, 216046, 432092, 540115, 864184, 1080230, 2160460, 4320920]

約数ペア:

[(1, 4320920), (2, 2160460), (4, 1080230), (5, 864184), (8, 540115), (10, 432092), (20, 216046), (40, 108023)]