68344240

素因数分解:

$2^4\times 5^1\times {\mathrm{854303}}^1$

素因数の和:854316

約数の個数: 20

約数和(自身を含む): 158900544

約数和(自身を除く): 90556304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 854303, 1708606, 3417212, 4271515, 6834424, 8543030, 13668848, 17086060, 34172120, 68344240]

約数ペア:

[(1, 68344240), (2, 34172120), (4, 17086060), (5, 13668848), (8, 8543030), (10, 6834424), (16, 4271515), (20, 3417212), (40, 1708606), (80, 854303)]