2019700

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{1063}}^1$

素因数の和:1096

約数の個数: 36

約数和(自身を含む): 4617760

約数和(自身を除く): 2598060

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1063, 1900, 2126, 4252, 5315, 10630, 20197, 21260, 26575, 40394, 53150, 80788, 100985, 106300, 201970, 403940, 504925, 1009850, 2019700]

約数ペア:

[(1, 2019700), (2, 1009850), (4, 504925), (5, 403940), (10, 201970), (19, 106300), (20, 100985), (25, 80788), (38, 53150), (50, 40394), (76, 26575), (95, 21260), (100, 20197), (190, 10630), (380, 5315), (475, 4252), (950, 2126), (1063, 1900)]