140823040

素因数分解:

$2^9\times 5^1\times {\mathrm{55009}}^1$

素因数の和:55032

約数の個数: 40

約数和(自身を含む): 337651380

約数和(自身を除く): 196828340

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 55009, 110018, 220036, 275045, 440072, 550090, 880144, 1100180, 1760288, 2200360, 3520576, 4400720, 7041152, 8801440, 14082304, 17602880, 28164608, 35205760, 70411520, 140823040]

約数ペア:

[(1, 140823040), (2, 70411520), (4, 35205760), (5, 28164608), (8, 17602880), (10, 14082304), (16, 8801440), (20, 7041152), (32, 4400720), (40, 3520576), (64, 2200360), (80, 1760288), (128, 1100180), (160, 880144), (256, 550090), (320, 440072), (512, 275045), (640, 220036), (1280, 110018), (2560, 55009)]