140097280

素因数分解:

$2^8\times 5^1\times {\mathrm{109451}}^1$

素因数の和:109472

約数の個数: 36

約数和(自身を含む): 335579832

約数和(自身を除く): 195482552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 109451, 218902, 437804, 547255, 875608, 1094510, 1751216, 2189020, 3502432, 4378040, 7004864, 8756080, 14009728, 17512160, 28019456, 35024320, 70048640, 140097280]

約数ペア:

[(1, 140097280), (2, 70048640), (4, 35024320), (5, 28019456), (8, 17512160), (10, 14009728), (16, 8756080), (20, 7004864), (32, 4378040), (40, 3502432), (64, 2189020), (80, 1751216), (128, 1094510), (160, 875608), (256, 547255), (320, 437804), (640, 218902), (1280, 109451)]