15394480

素因数分解:

$2^4\times 5^1\times {\mathrm{192431}}^1$

素因数の和:192444

約数の個数: 20

約数和(自身を含む): 35792352

約数和(自身を除く): 20397872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 192431, 384862, 769724, 962155, 1539448, 1924310, 3078896, 3848620, 7697240, 15394480]

約数ペア:

[(1, 15394480), (2, 7697240), (4, 3848620), (5, 3078896), (8, 1924310), (10, 1539448), (16, 962155), (20, 769724), (40, 384862), (80, 192431)]