201395560

素因数分解:

$2^3\times 5^1\times {\mathrm{5034889}}^1$

素因数の和:5034900

約数の個数: 16

約数和(自身を含む): 453140100

約数和(自身を除く): 251744540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5034889, 10069778, 20139556, 25174445, 40279112, 50348890, 100697780, 201395560]

約数ペア:

[(1, 201395560), (2, 100697780), (4, 50348890), (5, 40279112), (8, 25174445), (10, 20139556), (20, 10069778), (40, 5034889)]