20135332240

素因数分解:

$2^4\times 5^1\times {\mathrm{997}}^1\times {\mathrm{252449}}^1$

素因数の和:253459

約数の個数: 40

約数和(自身を含む): 46861788600

約数和(自身を除く): 26726456360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 997, 1994, 3988, 4985, 7976, 9970, 15952, 19940, 39880, 79760, 252449, 504898, 1009796, 1262245, 2019592, 2524490, 4039184, 5048980, 10097960, 20195920, 251691653, 503383306, 1006766612, 1258458265, 2013533224, 2516916530, 4027066448, 5033833060, 10067666120, 20135332240]

約数ペア:

[(1, 20135332240), (2, 10067666120), (4, 5033833060), (5, 4027066448), (8, 2516916530), (10, 2013533224), (16, 1258458265), (20, 1006766612), (40, 503383306), (80, 251691653), (997, 20195920), (1994, 10097960), (3988, 5048980), (4985, 4039184), (7976, 2524490), (9970, 2019592), (15952, 1262245), (19940, 1009796), (39880, 504898), (79760, 252449)]