20075605

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:237

約数の個数: 32

約数和(自身を含む): 27433728

約数和(自身を除く): 7358123

約数列:

[1, 5, 11, 53, 55, 71, 97, 265, 355, 485, 583, 781, 1067, 2915, 3763, 3905, 5141, 5335, 6887, 18815, 25705, 34435, 41393, 56551, 75757, 206965, 282755, 365011, 378785, 1825055, 4015121, 20075605]

約数ペア:

[(1, 20075605), (5, 4015121), (11, 1825055), (53, 378785), (55, 365011), (71, 282755), (97, 206965), (265, 75757), (355, 56551), (485, 41393), (583, 34435), (781, 25705), (1067, 18815), (2915, 6887), (3763, 5335), (3905, 5141)]