220051940

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{49339}}^1$

素因数の和:49571

約数の個数: 24

約数和(自身を含む): 464190720

約数和(自身を除く): 244138780

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 2230, 4460, 49339, 98678, 197356, 246695, 493390, 986780, 11002597, 22005194, 44010388, 55012985, 110025970, 220051940]

約数ペア:

[(1, 220051940), (2, 110025970), (4, 55012985), (5, 44010388), (10, 22005194), (20, 11002597), (223, 986780), (446, 493390), (892, 246695), (1115, 197356), (2230, 98678), (4460, 49339)]