26756780

素因数分解:

$2^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{3271}}^1$

素因数の和:3689

約数の個数: 24

約数和(自身を含む): 56343840

約数和(自身を除く): 29587060

約数列:

[1, 2, 4, 5, 10, 20, 409, 818, 1636, 2045, 3271, 4090, 6542, 8180, 13084, 16355, 32710, 65420, 1337839, 2675678, 5351356, 6689195, 13378390, 26756780]

約数ペア:

[(1, 26756780), (2, 13378390), (4, 6689195), (5, 5351356), (10, 2675678), (20, 1337839), (409, 65420), (818, 32710), (1636, 16355), (2045, 13084), (3271, 8180), (4090, 6542)]