7983192380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{21008401}}^1$

素因数の和:21008429

約数の個数: 24

約数和(自身を含む): 17647057680

約数和(自身を除く): 9663865300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 21008401, 42016802, 84033604, 105042005, 210084010, 399159619, 420168020, 798319238, 1596638476, 1995798095, 3991596190, 7983192380]

約数ペア:

[(1, 7983192380), (2, 3991596190), (4, 1995798095), (5, 1596638476), (10, 798319238), (19, 420168020), (20, 399159619), (38, 210084010), (76, 105042005), (95, 84033604), (190, 42016802), (380, 21008401)]