26406580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{69491}}^1$

素因数の和:69519

約数の個数: 24

約数和(自身を含む): 58373280

約数和(自身を除く): 31966700

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 69491, 138982, 277964, 347455, 694910, 1320329, 1389820, 2640658, 5281316, 6601645, 13203290, 26406580]

約数ペア:

[(1, 26406580), (2, 13203290), (4, 6601645), (5, 5281316), (10, 2640658), (19, 1389820), (20, 1320329), (38, 694910), (76, 347455), (95, 277964), (190, 138982), (380, 69491)]