16904860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{120749}}^1$

素因数の和:120765

約数の個数: 24

約数和(自身を含む): 40572000

約数和(自身を除く): 23667140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 120749, 241498, 482996, 603745, 845243, 1207490, 1690486, 2414980, 3380972, 4226215, 8452430, 16904860]

約数ペア:

[(1, 16904860), (2, 8452430), (4, 4226215), (5, 3380972), (7, 2414980), (10, 1690486), (14, 1207490), (20, 845243), (28, 603745), (35, 482996), (70, 241498), (140, 120749)]