15689920

素因数分解:

$2^6\times 5^1\times {\mathrm{49031}}^1$

素因数の和:49048

約数の個数: 28

約数和(自身を含む): 37362384

約数和(自身を除く): 21672464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 49031, 98062, 196124, 245155, 392248, 490310, 784496, 980620, 1568992, 1961240, 3137984, 3922480, 7844960, 15689920]

約数ペア:

[(1, 15689920), (2, 7844960), (4, 3922480), (5, 3137984), (8, 1961240), (10, 1568992), (16, 980620), (20, 784496), (32, 490310), (40, 392248), (64, 245155), (80, 196124), (160, 98062), (320, 49031)]