20091610

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{269}}^1$

素因数の和:391

約数の個数: 64

約数和(自身を含む): 45722880

約数和(自身を除く): 25631270

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 97, 110, 154, 194, 269, 385, 485, 538, 679, 770, 970, 1067, 1345, 1358, 1883, 2134, 2690, 2959, 3395, 3766, 5335, 5918, 6790, 7469, 9415, 10670, 14795, 14938, 18830, 20713, 26093, 29590, 37345, 41426, 52186, 74690, 103565, 130465, 182651, 207130, 260930, 287023, 365302, 574046, 913255, 1435115, 1826510, 2009161, 2870230, 4018322, 10045805, 20091610]

約数ペア:

[(1, 20091610), (2, 10045805), (5, 4018322), (7, 2870230), (10, 2009161), (11, 1826510), (14, 1435115), (22, 913255), (35, 574046), (55, 365302), (70, 287023), (77, 260930), (97, 207130), (110, 182651), (154, 130465), (194, 103565), (269, 74690), (385, 52186), (485, 41426), (538, 37345), (679, 29590), (770, 26093), (970, 20713), (1067, 18830), (1345, 14938), (1358, 14795), (1883, 10670), (2134, 9415), (2690, 7469), (2959, 6790), (3395, 5918), (3766, 5335)]