24187900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{1999}}^1$

素因数の和:2035

約数の個数: 54

約数和(自身を含む): 57722000

約数和(自身を除く): 33534100

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 121, 220, 242, 275, 484, 550, 605, 1100, 1210, 1999, 2420, 3025, 3998, 6050, 7996, 9995, 12100, 19990, 21989, 39980, 43978, 49975, 87956, 99950, 109945, 199900, 219890, 241879, 439780, 483758, 549725, 967516, 1099450, 1209395, 2198900, 2418790, 4837580, 6046975, 12093950, 24187900]

約数ペア:

[(1, 24187900), (2, 12093950), (4, 6046975), (5, 4837580), (10, 2418790), (11, 2198900), (20, 1209395), (22, 1099450), (25, 967516), (44, 549725), (50, 483758), (55, 439780), (100, 241879), (110, 219890), (121, 199900), (220, 109945), (242, 99950), (275, 87956), (484, 49975), (550, 43978), (605, 39980), (1100, 21989), (1210, 19990), (1999, 12100), (2420, 9995), (3025, 7996), (3998, 6050)]