30914480

素因数分解:

$2^4\times 5^1\times {\mathrm{386431}}^1$

素因数の和:386444

約数の個数: 20

約数和(自身を含む): 71876352

約数和(自身を除く): 40961872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 386431, 772862, 1545724, 1932155, 3091448, 3864310, 6182896, 7728620, 15457240, 30914480]

約数ペア:

[(1, 30914480), (2, 15457240), (4, 7728620), (5, 6182896), (8, 3864310), (10, 3091448), (16, 1932155), (20, 1545724), (40, 772862), (80, 386431)]