30955020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{515917}}^1$

素因数の和:515929

約数の個数: 24

約数和(自身を含む): 86674224

約数和(自身を除く): 55719204

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 515917, 1031834, 1547751, 2063668, 2579585, 3095502, 5159170, 6191004, 7738755, 10318340, 15477510, 30955020]

約数ペア:

[(1, 30955020), (2, 15477510), (3, 10318340), (4, 7738755), (5, 6191004), (6, 5159170), (10, 3095502), (12, 2579585), (15, 2063668), (20, 1547751), (30, 1031834), (60, 515917)]