8913920

素因数分解:

$2^{10}\times 5^1\times {\mathrm{1741}}^1$

素因数の和:1766

約数の個数: 44

約数和(自身を含む): 21395244

約数和(自身を除く): 12481324

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 1741, 2560, 3482, 5120, 6964, 8705, 13928, 17410, 27856, 34820, 55712, 69640, 111424, 139280, 222848, 278560, 445696, 557120, 891392, 1114240, 1782784, 2228480, 4456960, 8913920]

約数ペア:

[(1, 8913920), (2, 4456960), (4, 2228480), (5, 1782784), (8, 1114240), (10, 891392), (16, 557120), (20, 445696), (32, 278560), (40, 222848), (64, 139280), (80, 111424), (128, 69640), (160, 55712), (256, 34820), (320, 27856), (512, 17410), (640, 13928), (1024, 8705), (1280, 6964), (1741, 5120), (2560, 3482)]