80453380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{574667}}^1$

素因数の和:574683

約数の個数: 24

約数和(自身を含む): 193088448

約数和(自身を除く): 112635068

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 574667, 1149334, 2298668, 2873335, 4022669, 5746670, 8045338, 11493340, 16090676, 20113345, 40226690, 80453380]

約数ペア:

[(1, 80453380), (2, 40226690), (4, 20113345), (5, 16090676), (7, 11493340), (10, 8045338), (14, 5746670), (20, 4022669), (28, 2873335), (35, 2298668), (70, 1149334), (140, 574667)]