13688320

素因数分解:

$2^9\times 5^1\times {\mathrm{5347}}^1$

素因数の和:5370

約数の個数: 40

約数和(自身を含む): 32826024

約数和(自身を除く): 19137704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 5347, 10694, 21388, 26735, 42776, 53470, 85552, 106940, 171104, 213880, 342208, 427760, 684416, 855520, 1368832, 1711040, 2737664, 3422080, 6844160, 13688320]

約数ペア:

[(1, 13688320), (2, 6844160), (4, 3422080), (5, 2737664), (8, 1711040), (10, 1368832), (16, 855520), (20, 684416), (32, 427760), (40, 342208), (64, 213880), (80, 171104), (128, 106940), (160, 85552), (256, 53470), (320, 42776), (512, 26735), (640, 21388), (1280, 10694), (2560, 5347)]