48640520

素因数分解:

$2^3\times 5^1\times {\mathrm{1216013}}^1$

素因数の和:1216024

約数の個数: 16

約数和(自身を含む): 109441260

約数和(自身を除く): 60800740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1216013, 2432026, 4864052, 6080065, 9728104, 12160130, 24320260, 48640520]

約数ペア:

[(1, 48640520), (2, 24320260), (4, 12160130), (5, 9728104), (8, 6080065), (10, 4864052), (20, 2432026), (40, 1216013)]