135121640

素因数分解:

$2^3\times 5^1\times {\mathrm{3378041}}^1$

素因数の和:3378052

約数の個数: 16

約数和(自身を含む): 304023780

約数和(自身を除く): 168902140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3378041, 6756082, 13512164, 16890205, 27024328, 33780410, 67560820, 135121640]

約数ペア:

[(1, 135121640), (2, 67560820), (4, 33780410), (5, 27024328), (8, 16890205), (10, 13512164), (20, 6756082), (40, 3378041)]