2716240

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1787}}^1$

素因数の和:1819

約数の個数: 40

約数和(自身を含む): 6651360

約数和(自身を除く): 3935120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 1787, 3574, 7148, 8935, 14296, 17870, 28592, 33953, 35740, 67906, 71480, 135812, 142960, 169765, 271624, 339530, 543248, 679060, 1358120, 2716240]

約数ペア:

[(1, 2716240), (2, 1358120), (4, 679060), (5, 543248), (8, 339530), (10, 271624), (16, 169765), (19, 142960), (20, 135812), (38, 71480), (40, 67906), (76, 35740), (80, 33953), (95, 28592), (152, 17870), (190, 14296), (304, 8935), (380, 7148), (760, 3574), (1520, 1787)]