12794480

素因数分解:

$2^4\times 5^1\times {\mathrm{159931}}^1$

素因数の和:159944

約数の個数: 20

約数和(自身を含む): 29747352

約数和(自身を除く): 16952872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 159931, 319862, 639724, 799655, 1279448, 1599310, 2558896, 3198620, 6397240, 12794480]

約数ペア:

[(1, 12794480), (2, 6397240), (4, 3198620), (5, 2558896), (8, 1599310), (10, 1279448), (16, 799655), (20, 639724), (40, 319862), (80, 159931)]