20131752940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{10711}}^1\times {\mathrm{7229}}^1$

素因数の和:17962

約数の個数: 48

約数和(自身を含む): 45539282880

約数和(自身を除く): 25407529940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 7229, 10711, 14458, 21422, 28916, 36145, 42844, 53555, 72290, 93977, 107110, 139243, 144580, 187954, 214220, 278486, 375908, 469885, 556972, 696215, 939770, 1392430, 1879540, 2784860, 77429819, 154859638, 309719276, 387149095, 774298190, 1006587647, 1548596380, 2013175294, 4026350588, 5032938235, 10065876470, 20131752940]

約数ペア:

[(1, 20131752940), (2, 10065876470), (4, 5032938235), (5, 4026350588), (10, 2013175294), (13, 1548596380), (20, 1006587647), (26, 774298190), (52, 387149095), (65, 309719276), (130, 154859638), (260, 77429819), (7229, 2784860), (10711, 1879540), (14458, 1392430), (21422, 939770), (28916, 696215), (36145, 556972), (42844, 469885), (53555, 375908), (72290, 278486), (93977, 214220), (107110, 187954), (139243, 144580)]