137388620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{361549}}^1$

素因数の和:361577

約数の個数: 24

約数和(自身を含む): 303702000

約数和(自身を除く): 166313380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 361549, 723098, 1446196, 1807745, 3615490, 6869431, 7230980, 13738862, 27477724, 34347155, 68694310, 137388620]

約数ペア:

[(1, 137388620), (2, 68694310), (4, 34347155), (5, 27477724), (10, 13738862), (19, 7230980), (20, 6869431), (38, 3615490), (76, 1807745), (95, 1446196), (190, 723098), (380, 361549)]