538125320

素因数分解:

$2^3\times 5^1\times {\mathrm{13453133}}^1$

素因数の和:13453144

約数の個数: 16

約数和(自身を含む): 1210782060

約数和(自身を除く): 672656740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 13453133, 26906266, 53812532, 67265665, 107625064, 134531330, 269062660, 538125320]

約数ペア:

[(1, 538125320), (2, 269062660), (4, 134531330), (5, 107625064), (8, 67265665), (10, 53812532), (20, 26906266), (40, 13453133)]