12677180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{457}}^1$

素因数の和:558

約数の個数: 48

約数和(自身を含む): 28469280

約数和(自身を除く): 15792100

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 73, 76, 95, 146, 190, 292, 365, 380, 457, 730, 914, 1387, 1460, 1828, 2285, 2774, 4570, 5548, 6935, 8683, 9140, 13870, 17366, 27740, 33361, 34732, 43415, 66722, 86830, 133444, 166805, 173660, 333610, 633859, 667220, 1267718, 2535436, 3169295, 6338590, 12677180]

約数ペア:

[(1, 12677180), (2, 6338590), (4, 3169295), (5, 2535436), (10, 1267718), (19, 667220), (20, 633859), (38, 333610), (73, 173660), (76, 166805), (95, 133444), (146, 86830), (190, 66722), (292, 43415), (365, 34732), (380, 33361), (457, 27740), (730, 17366), (914, 13870), (1387, 9140), (1460, 8683), (1828, 6935), (2285, 5548), (2774, 4570)]