27857920

素因数分解:

$2^{10}\times 5^1\times {\mathrm{5441}}^1$

素因数の和:5466

約数の個数: 44

約数和(自身を含む): 66838644

約数和(自身を除く): 38980724

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2560, 5120, 5441, 10882, 21764, 27205, 43528, 54410, 87056, 108820, 174112, 217640, 348224, 435280, 696448, 870560, 1392896, 1741120, 2785792, 3482240, 5571584, 6964480, 13928960, 27857920]

約数ペア:

[(1, 27857920), (2, 13928960), (4, 6964480), (5, 5571584), (8, 3482240), (10, 2785792), (16, 1741120), (20, 1392896), (32, 870560), (40, 696448), (64, 435280), (80, 348224), (128, 217640), (160, 174112), (256, 108820), (320, 87056), (512, 54410), (640, 43528), (1024, 27205), (1280, 21764), (2560, 10882), (5120, 5441)]