31240960

素因数分解:

$2^8\times 5^1\times {\mathrm{24407}}^1$

素因数の和:24428

約数の個数: 36

約数和(自身を含む): 74834928

約数和(自身を除く): 43593968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 24407, 48814, 97628, 122035, 195256, 244070, 390512, 488140, 781024, 976280, 1562048, 1952560, 3124096, 3905120, 6248192, 7810240, 15620480, 31240960]

約数ペア:

[(1, 31240960), (2, 15620480), (4, 7810240), (5, 6248192), (8, 3905120), (10, 3124096), (16, 1952560), (20, 1562048), (32, 976280), (40, 781024), (64, 488140), (80, 390512), (128, 244070), (160, 195256), (256, 122035), (320, 97628), (640, 48814), (1280, 24407)]