1019840

素因数分解:

$2^6\times 5^1\times {\mathrm{3187}}^1$

素因数の和:3204

約数の個数: 28

約数和(自身を含む): 2429256

約数和(自身を除く): 1409416

約数列:

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

約数ペア:

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