5418440

素因数分解:

$2^3\times 5^1\times {\mathrm{135461}}^1$

素因数の和:135472

約数の個数: 16

約数和(自身を含む): 12191580

約数和(自身を除く): 6773140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 135461, 270922, 541844, 677305, 1083688, 1354610, 2709220, 5418440]

約数ペア:

[(1, 5418440), (2, 2709220), (4, 1354610), (5, 1083688), (8, 677305), (10, 541844), (20, 270922), (40, 135461)]