26991860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{192799}}^1$

素因数の和:192815

約数の個数: 24

約数和(自身を含む): 64780800

約数和(自身を除く): 37788940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 192799, 385598, 771196, 963995, 1349593, 1927990, 2699186, 3855980, 5398372, 6747965, 13495930, 26991860]

約数ペア:

[(1, 26991860), (2, 13495930), (4, 6747965), (5, 5398372), (7, 3855980), (10, 2699186), (14, 1927990), (20, 1349593), (28, 963995), (35, 771196), (70, 385598), (140, 192799)]