19901082160

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{5292841}}^1$

素因数の和:5292901

約数の個数: 40

約数和(自身を含む): 47254493376

約数和(自身を除く): 27353411216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3760, 5292841, 10585682, 21171364, 26464205, 42342728, 52928410, 84685456, 105856820, 211713640, 248763527, 423427280, 497527054, 995054108, 1243817635, 1990108216, 2487635270, 3980216432, 4975270540, 9950541080, 19901082160]

約数ペア:

[(1, 19901082160), (2, 9950541080), (4, 4975270540), (5, 3980216432), (8, 2487635270), (10, 1990108216), (16, 1243817635), (20, 995054108), (40, 497527054), (47, 423427280), (80, 248763527), (94, 211713640), (188, 105856820), (235, 84685456), (376, 52928410), (470, 42342728), (752, 26464205), (940, 21171364), (1880, 10585682), (3760, 5292841)]