209735900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{190669}}^1$

素因数の和:190694

約数の個数: 36

約数和(自身を含む): 496504680

約数和(自身を除く): 286768780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 1100, 190669, 381338, 762676, 953345, 1906690, 2097359, 3813380, 4194718, 4766725, 8389436, 9533450, 10486795, 19066900, 20973590, 41947180, 52433975, 104867950, 209735900]

約数ペア:

[(1, 209735900), (2, 104867950), (4, 52433975), (5, 41947180), (10, 20973590), (11, 19066900), (20, 10486795), (22, 9533450), (25, 8389436), (44, 4766725), (50, 4194718), (55, 3813380), (100, 2097359), (110, 1906690), (220, 953345), (275, 762676), (550, 381338), (1100, 190669)]