2039680

素因数分解:

$2^7\times 5^1\times {\mathrm{3187}}^1$

素因数の和:3206

約数の個数: 32

約数和(自身を含む): 4877640

約数和(自身を除く): 2837960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 3187, 6374, 12748, 15935, 25496, 31870, 50992, 63740, 101984, 127480, 203968, 254960, 407936, 509920, 1019840, 2039680]

約数ペア:

[(1, 2039680), (2, 1019840), (4, 509920), (5, 407936), (8, 254960), (10, 203968), (16, 127480), (20, 101984), (32, 63740), (40, 50992), (64, 31870), (80, 25496), (128, 15935), (160, 12748), (320, 6374), (640, 3187)]