206876840

素因数分解:

$2^3\times 5^1\times {\mathrm{2029}}^1\times {\mathrm{2549}}^1$

素因数の和:4589

約数の個数: 32

約数和(自身を含む): 465885000

約数和(自身を除く): 259008160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2029, 2549, 4058, 5098, 8116, 10145, 10196, 12745, 16232, 20290, 20392, 25490, 40580, 50980, 81160, 101960, 5171921, 10343842, 20687684, 25859605, 41375368, 51719210, 103438420, 206876840]

約数ペア:

[(1, 206876840), (2, 103438420), (4, 51719210), (5, 41375368), (8, 25859605), (10, 20687684), (20, 10343842), (40, 5171921), (2029, 101960), (2549, 81160), (4058, 50980), (5098, 40580), (8116, 25490), (10145, 20392), (10196, 20290), (12745, 16232)]