82424780

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{42487}}^1$

素因数の和:42593

約数の個数: 24

約数和(自身を含む): 174880608

約数和(自身を除く): 92455828

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 42487, 84974, 169948, 212435, 424870, 849740, 4121239, 8242478, 16484956, 20606195, 41212390, 82424780]

約数ペア:

[(1, 82424780), (2, 41212390), (4, 20606195), (5, 16484956), (10, 8242478), (20, 4121239), (97, 849740), (194, 424870), (388, 212435), (485, 169948), (970, 84974), (1940, 42487)]