240063640

素因数分解:

$2^3\times 5^1\times {\mathrm{1091}}^1\times {\mathrm{5501}}^1$

素因数の和:6603

約数の個数: 32

約数和(自身を含む): 540736560

約数和(自身を除く): 300672920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1091, 2182, 4364, 5455, 5501, 8728, 10910, 11002, 21820, 22004, 27505, 43640, 44008, 55010, 110020, 220040, 6001591, 12003182, 24006364, 30007955, 48012728, 60015910, 120031820, 240063640]

約数ペア:

[(1, 240063640), (2, 120031820), (4, 60015910), (5, 48012728), (8, 30007955), (10, 24006364), (20, 12003182), (40, 6001591), (1091, 220040), (2182, 110020), (4364, 55010), (5455, 44008), (5501, 43640), (8728, 27505), (10910, 22004), (11002, 21820)]