4135280

素因数分解:

$2^4\times 5^1\times {\mathrm{51691}}^1$

素因数の和:51704

約数の個数: 20

約数和(自身を含む): 9614712

約数和(自身を除く): 5479432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 51691, 103382, 206764, 258455, 413528, 516910, 827056, 1033820, 2067640, 4135280]

約数ペア:

[(1, 4135280), (2, 2067640), (4, 1033820), (5, 827056), (8, 516910), (10, 413528), (16, 258455), (20, 206764), (40, 103382), (80, 51691)]