28298240

素因数分解:

$2^{10}\times 5^1\times {\mathrm{5527}}^1$

素因数の和:5552

約数の個数: 44

約数和(自身を含む): 67894896

約数和(自身を除く): 39596656

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, 5527, 11054, 22108, 27635, 44216, 55270, 88432, 110540, 176864, 221080, 353728, 442160, 707456, 884320, 1414912, 1768640, 2829824, 3537280, 5659648, 7074560, 14149120, 28298240]

約数ペア:

[(1, 28298240), (2, 14149120), (4, 7074560), (5, 5659648), (8, 3537280), (10, 2829824), (16, 1768640), (20, 1414912), (32, 884320), (40, 707456), (64, 442160), (80, 353728), (128, 221080), (160, 176864), (256, 110540), (320, 88432), (512, 55270), (640, 44216), (1024, 27635), (1280, 22108), (2560, 11054), (5120, 5527)]