210678640

素因数分解:

$2^4\times 5^1\times {\mathrm{2633483}}^1$

素因数の和:2633496

約数の個数: 20

約数和(自身を含む): 489828024

約数和(自身を除く): 279149384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2633483, 5266966, 10533932, 13167415, 21067864, 26334830, 42135728, 52669660, 105339320, 210678640]

約数ペア:

[(1, 210678640), (2, 105339320), (4, 52669660), (5, 42135728), (8, 26334830), (10, 21067864), (16, 13167415), (20, 10533932), (40, 5266966), (80, 2633483)]