2099720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{7499}}^1$

素因数の和:7517

約数の個数: 32

約数和(自身を含む): 5400000

約数和(自身を除く): 3300280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 7499, 14998, 29996, 37495, 52493, 59992, 74990, 104986, 149980, 209972, 262465, 299960, 419944, 524930, 1049860, 2099720]

約数ペア:

[(1, 2099720), (2, 1049860), (4, 524930), (5, 419944), (7, 299960), (8, 262465), (10, 209972), (14, 149980), (20, 104986), (28, 74990), (35, 59992), (40, 52493), (56, 37495), (70, 29996), (140, 14998), (280, 7499)]