2020771880

素因数分解:

$2^3\times 5^1\times {\mathrm{1039}}^1\times {\mathrm{48623}}^1$

素因数の和:49673

約数の個数: 32

約数和(自身を含む): 4551206400

約数和(自身を除く): 2530434520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1039, 2078, 4156, 5195, 8312, 10390, 20780, 41560, 48623, 97246, 194492, 243115, 388984, 486230, 972460, 1944920, 50519297, 101038594, 202077188, 252596485, 404154376, 505192970, 1010385940, 2020771880]

約数ペア:

[(1, 2020771880), (2, 1010385940), (4, 505192970), (5, 404154376), (8, 252596485), (10, 202077188), (20, 101038594), (40, 50519297), (1039, 1944920), (2078, 972460), (4156, 486230), (5195, 388984), (8312, 243115), (10390, 194492), (20780, 97246), (41560, 48623)]