40190300

素因数分解:

$2^2\times 5^2\times {\mathrm{401903}}^1$

素因数の和:401917

約数の個数: 18

約数和(自身を含む): 87213168

約数和(自身を除く): 47022868

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 401903, 803806, 1607612, 2009515, 4019030, 8038060, 10047575, 20095150, 40190300]

約数ペア:

[(1, 40190300), (2, 20095150), (4, 10047575), (5, 8038060), (10, 4019030), (20, 2009515), (25, 1607612), (50, 803806), (100, 401903)]