30654680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{109481}}^1$

素因数の和:109499

約数の個数: 32

約数和(自身を含む): 78827040

約数和(自身を除く): 48172360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 109481, 218962, 437924, 547405, 766367, 875848, 1094810, 1532734, 2189620, 3065468, 3831835, 4379240, 6130936, 7663670, 15327340, 30654680]

約数ペア:

[(1, 30654680), (2, 15327340), (4, 7663670), (5, 6130936), (7, 4379240), (8, 3831835), (10, 3065468), (14, 2189620), (20, 1532734), (28, 1094810), (35, 875848), (40, 766367), (56, 547405), (70, 437924), (140, 218962), (280, 109481)]