31605940

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{54493}}^1$

素因数の和:54531

約数の個数: 24

約数和(自身を含む): 68662440

約数和(自身を除く): 37056500

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 54493, 108986, 217972, 272465, 544930, 1089860, 1580297, 3160594, 6321188, 7901485, 15802970, 31605940]

約数ペア:

[(1, 31605940), (2, 15802970), (4, 7901485), (5, 6321188), (10, 3160594), (20, 1580297), (29, 1089860), (58, 544930), (116, 272465), (145, 217972), (290, 108986), (580, 54493)]