26522480

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{17449}}^1$

素因数の和:17481

約数の個数: 40

約数和(自身を含む): 64914000

約数和(自身を除く): 38391520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 17449, 34898, 69796, 87245, 139592, 174490, 279184, 331531, 348980, 663062, 697960, 1326124, 1395920, 1657655, 2652248, 3315310, 5304496, 6630620, 13261240, 26522480]

約数ペア:

[(1, 26522480), (2, 13261240), (4, 6630620), (5, 5304496), (8, 3315310), (10, 2652248), (16, 1657655), (19, 1395920), (20, 1326124), (38, 697960), (40, 663062), (76, 348980), (80, 331531), (95, 279184), (152, 174490), (190, 139592), (304, 87245), (380, 69796), (760, 34898), (1520, 17449)]