1838080

素因数分解:

$2^{10}\times 5^1\times {\mathrm{359}}^1$

素因数の和:384

約数の個数: 44

約数和(自身を含む): 4421520

約数和(自身を除く): 2583440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 359, 512, 640, 718, 1024, 1280, 1436, 1795, 2560, 2872, 3590, 5120, 5744, 7180, 11488, 14360, 22976, 28720, 45952, 57440, 91904, 114880, 183808, 229760, 367616, 459520, 919040, 1838080]

約数ペア:

[(1, 1838080), (2, 919040), (4, 459520), (5, 367616), (8, 229760), (10, 183808), (16, 114880), (20, 91904), (32, 57440), (40, 45952), (64, 28720), (80, 22976), (128, 14360), (160, 11488), (256, 7180), (320, 5744), (359, 5120), (512, 3590), (640, 2872), (718, 2560), (1024, 1795), (1280, 1436)]