204395170

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{417133}}^1$

素因数の和:417154

約数の個数: 24

約数和(自身を含む): 427979484

約数和(自身を除く): 223584314

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 417133, 834266, 2085665, 2919931, 4171330, 5839862, 14599655, 20439517, 29199310, 40879034, 102197585, 204395170]

約数ペア:

[(1, 204395170), (2, 102197585), (5, 40879034), (7, 29199310), (10, 20439517), (14, 14599655), (35, 5839862), (49, 4171330), (70, 2919931), (98, 2085665), (245, 834266), (490, 417133)]