208045400

素因数分解:

$2^3\times 5^2\times {\mathrm{1040227}}^1$

素因数の和:1040243

約数の個数: 24

約数和(自身を含む): 483706020

約数和(自身を除く): 275660620

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 1040227, 2080454, 4160908, 5201135, 8321816, 10402270, 20804540, 26005675, 41609080, 52011350, 104022700, 208045400]

約数ペア:

[(1, 208045400), (2, 104022700), (4, 52011350), (5, 41609080), (8, 26005675), (10, 20804540), (20, 10402270), (25, 8321816), (40, 5201135), (50, 4160908), (100, 2080454), (200, 1040227)]