205767170

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{419933}}^1$

素因数の和:419954

約数の個数: 24

約数和(自身を含む): 430852284

約数和(自身を除く): 225085114

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 419933, 839866, 2099665, 2939531, 4199330, 5879062, 14697655, 20576717, 29395310, 41153434, 102883585, 205767170]

約数ペア:

[(1, 205767170), (2, 102883585), (5, 41153434), (7, 29395310), (10, 20576717), (14, 14697655), (35, 5879062), (49, 4199330), (70, 2939531), (98, 2099665), (245, 839866), (490, 419933)]