26728190

素因数分解:

$2^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{6871}}^1$

素因数の和:7267

約数の個数: 16

約数和(自身を含む): 48241440

約数和(自身を除く): 21513250

約数列:

[1, 2, 5, 10, 389, 778, 1945, 3890, 6871, 13742, 34355, 68710, 2672819, 5345638, 13364095, 26728190]

約数ペア:

[(1, 26728190), (2, 13364095), (5, 5345638), (10, 2672819), (389, 68710), (778, 34355), (1945, 13742), (3890, 6871)]