26440760

素因数分解:

$2^3\times 5^1\times {\mathrm{661019}}^1$

素因数の和:661030

約数の個数: 16

約数和(自身を含む): 59491800

約数和(自身を除く): 33051040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 661019, 1322038, 2644076, 3305095, 5288152, 6610190, 13220380, 26440760]

約数ペア:

[(1, 26440760), (2, 13220380), (4, 6610190), (5, 5288152), (8, 3305095), (10, 2644076), (20, 1322038), (40, 661019)]