27964240

素因数分解:

$2^4\times 5^1\times {\mathrm{349553}}^1$

素因数の和:349566

約数の個数: 20

約数和(自身を含む): 65017044

約数和(自身を除く): 37052804

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 349553, 699106, 1398212, 1747765, 2796424, 3495530, 5592848, 6991060, 13982120, 27964240]

約数ペア:

[(1, 27964240), (2, 13982120), (4, 6991060), (5, 5592848), (8, 3495530), (10, 2796424), (16, 1747765), (20, 1398212), (40, 699106), (80, 349553)]