40743790

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{4987}}^1$

素因数の和:5056

約数の個数: 32

約数和(自身を含む): 79009920

約数和(自身を除く): 38266130

約数列:

[1, 2, 5, 10, 19, 38, 43, 86, 95, 190, 215, 430, 817, 1634, 4085, 4987, 8170, 9974, 24935, 49870, 94753, 189506, 214441, 428882, 473765, 947530, 1072205, 2144410, 4074379, 8148758, 20371895, 40743790]

約数ペア:

[(1, 40743790), (2, 20371895), (5, 8148758), (10, 4074379), (19, 2144410), (38, 1072205), (43, 947530), (86, 473765), (95, 428882), (190, 214441), (215, 189506), (430, 94753), (817, 49870), (1634, 24935), (4085, 9974), (4987, 8170)]