203421880

素因数分解:

$2^3\times 5^1\times {\mathrm{5085547}}^1$

素因数の和:5085558

約数の個数: 16

約数和(自身を含む): 457699320

約数和(自身を除く): 254277440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5085547, 10171094, 20342188, 25427735, 40684376, 50855470, 101710940, 203421880]

約数ペア:

[(1, 203421880), (2, 101710940), (4, 50855470), (5, 40684376), (8, 25427735), (10, 20342188), (20, 10171094), (40, 5085547)]