4382720

素因数分解:

$2^{13}\times 5^1\times {\mathrm{107}}^1$

素因数の和:138

約数の個数: 56

約数和(自身を含む): 10616184

約数和(自身を除く): 6233464

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, 17120, 20480, 27392, 34240, 40960, 54784, 68480, 109568, 136960, 219136, 273920, 438272, 547840, 876544, 1095680, 2191360, 4382720]

約数ペア:

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