140085760

素因数分解:

$2^9\times 5^1\times {\mathrm{54721}}^1$

素因数の和:54744

約数の個数: 40

約数和(自身を含む): 335883636

約数和(自身を除く): 195797876

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 54721, 109442, 218884, 273605, 437768, 547210, 875536, 1094420, 1751072, 2188840, 3502144, 4377680, 7004288, 8755360, 14008576, 17510720, 28017152, 35021440, 70042880, 140085760]

約数ペア:

[(1, 140085760), (2, 70042880), (4, 35021440), (5, 28017152), (8, 17510720), (10, 14008576), (16, 8755360), (20, 7004288), (32, 4377680), (40, 3502144), (64, 2188840), (80, 1751072), (128, 1094420), (160, 875536), (256, 547210), (320, 437768), (512, 273605), (640, 218884), (1280, 109442), (2560, 54721)]