39720992

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{28867}}^1$

素因数の和:28920

約数の個数: 24

約数和(自身を含む): 80022096

約数和(自身を除く): 40301104

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 172, 344, 688, 1376, 28867, 57734, 115468, 230936, 461872, 923744, 1241281, 2482562, 4965124, 9930248, 19860496, 39720992]

約数ペア:

[(1, 39720992), (2, 19860496), (4, 9930248), (8, 4965124), (16, 2482562), (32, 1241281), (43, 923744), (86, 461872), (172, 230936), (344, 115468), (688, 57734), (1376, 28867)]