10021520

素因数分解:

$2^4\times 5^1\times {\mathrm{125269}}^1$

素因数の和:125282

約数の個数: 20

約数和(自身を含む): 23300220

約数和(自身を除く): 13278700

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 125269, 250538, 501076, 626345, 1002152, 1252690, 2004304, 2505380, 5010760, 10021520]

約数ペア:

[(1, 10021520), (2, 5010760), (4, 2505380), (5, 2004304), (8, 1252690), (10, 1002152), (16, 626345), (20, 501076), (40, 250538), (80, 125269)]