40525880

素因数分解:

$2^3\times 5^1\times {\mathrm{349}}^1\times {\mathrm{2903}}^1$

素因数の和:3263

約数の個数: 32

約数和(自身を含む): 91476000

約数和(自身を除く): 50950120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 349, 698, 1396, 1745, 2792, 2903, 3490, 5806, 6980, 11612, 13960, 14515, 23224, 29030, 58060, 116120, 1013147, 2026294, 4052588, 5065735, 8105176, 10131470, 20262940, 40525880]

約数ペア:

[(1, 40525880), (2, 20262940), (4, 10131470), (5, 8105176), (8, 5065735), (10, 4052588), (20, 2026294), (40, 1013147), (349, 116120), (698, 58060), (1396, 29030), (1745, 23224), (2792, 14515), (2903, 13960), (3490, 11612), (5806, 6980)]