8765440

素因数分解:

$2^{14}\times 5^1\times {\mathrm{107}}^1$

素因数の和:140

約数の個数: 60

約数和(自身を含む): 21233016

約数和(自身を除く): 12467576

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 107, 128, 160, 214, 256, 320, 428, 512, 535, 640, 856, 1024, 1070, 1280, 1712, 2048, 2140, 2560, 3424, 4096, 4280, 5120, 6848, 8192, 8560, 10240, 13696, 16384, 17120, 20480, 27392, 34240, 40960, 54784, 68480, 81920, 109568, 136960, 219136, 273920, 438272, 547840, 876544, 1095680, 1753088, 2191360, 4382720, 8765440]

約数ペア:

[(1, 8765440), (2, 4382720), (4, 2191360), (5, 1753088), (8, 1095680), (10, 876544), (16, 547840), (20, 438272), (32, 273920), (40, 219136), (64, 136960), (80, 109568), (107, 81920), (128, 68480), (160, 54784), (214, 40960), (256, 34240), (320, 27392), (428, 20480), (512, 17120), (535, 16384), (640, 13696), (856, 10240), (1024, 8560), (1070, 8192), (1280, 6848), (1712, 5120), (2048, 4280), (2140, 4096), (2560, 3424)]