210938870

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{297097}}^1$

素因数の和:297175

約数の個数: 16

約数和(自身を含む): 385039008

約数和(自身を除く): 174100138

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 297097, 594194, 1485485, 2970970, 21093887, 42187774, 105469435, 210938870]

約数ペア:

[(1, 210938870), (2, 105469435), (5, 42187774), (10, 21093887), (71, 2970970), (142, 1485485), (355, 594194), (710, 297097)]