9886720

素因数分解:

$2^{10}\times 5^1\times {\mathrm{1931}}^1$

素因数の和:1956

約数の個数: 44

約数和(自身を含む): 23728824

約数和(自身を除く): 13842104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 1931, 2560, 3862, 5120, 7724, 9655, 15448, 19310, 30896, 38620, 61792, 77240, 123584, 154480, 247168, 308960, 494336, 617920, 988672, 1235840, 1977344, 2471680, 4943360, 9886720]

約数ペア:

[(1, 9886720), (2, 4943360), (4, 2471680), (5, 1977344), (8, 1235840), (10, 988672), (16, 617920), (20, 494336), (32, 308960), (40, 247168), (64, 154480), (80, 123584), (128, 77240), (160, 61792), (256, 38620), (320, 30896), (512, 19310), (640, 15448), (1024, 9655), (1280, 7724), (1931, 5120), (2560, 3862)]