268994480

素因数分解:

$2^4\times 5^1\times {\mathrm{3362431}}^1$

素因数の和:3362444

約数の個数: 20

約数和(自身を含む): 625412352

約数和(自身を除く): 356417872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3362431, 6724862, 13449724, 16812155, 26899448, 33624310, 53798896, 67248620, 134497240, 268994480]

約数ペア:

[(1, 268994480), (2, 134497240), (4, 67248620), (5, 53798896), (8, 33624310), (10, 26899448), (16, 16812155), (20, 13449724), (40, 6724862), (80, 3362431)]