51860440

素因数分解:

$2^3\times 5^1\times {\mathrm{1296511}}^1$

素因数の和:1296522

約数の個数: 16

約数和(自身を含む): 116686080

約数和(自身を除く): 64825640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1296511, 2593022, 5186044, 6482555, 10372088, 12965110, 25930220, 51860440]

約数ペア:

[(1, 51860440), (2, 25930220), (4, 12965110), (5, 10372088), (8, 6482555), (10, 5186044), (20, 2593022), (40, 1296511)]