126493820

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{65203}}^1$

素因数の和:65309

約数の個数: 24

約数和(自身を含む): 268379664

約数和(自身を除く): 141885844

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 65203, 130406, 260812, 326015, 652030, 1304060, 6324691, 12649382, 25298764, 31623455, 63246910, 126493820]

約数ペア:

[(1, 126493820), (2, 63246910), (4, 31623455), (5, 25298764), (10, 12649382), (20, 6324691), (97, 1304060), (194, 652030), (388, 326015), (485, 260812), (970, 130406), (1940, 65203)]