1991489460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{33191491}}^1$

素因数の和:33191503

約数の個数: 24

約数和(自身を含む): 5576170656

約数和(自身を除く): 3584681196

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 33191491, 66382982, 99574473, 132765964, 165957455, 199148946, 331914910, 398297892, 497872365, 663829820, 995744730, 1991489460]

約数ペア:

[(1, 1991489460), (2, 995744730), (3, 663829820), (4, 497872365), (5, 398297892), (6, 331914910), (10, 199148946), (12, 165957455), (15, 132765964), (20, 99574473), (30, 66382982), (60, 33191491)]