47964560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{883}}^1$

素因数の和:1000

約数の個数: 80

約数和(自身を含む): 128908416

約数和(自身を除く): 80943856

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 97, 112, 140, 194, 280, 388, 485, 560, 679, 776, 883, 970, 1358, 1552, 1766, 1940, 2716, 3395, 3532, 3880, 4415, 5432, 6181, 6790, 7064, 7760, 8830, 10864, 12362, 13580, 14128, 17660, 24724, 27160, 30905, 35320, 49448, 54320, 61810, 70640, 85651, 98896, 123620, 171302, 247240, 342604, 428255, 494480, 599557, 685208, 856510, 1199114, 1370416, 1713020, 2398228, 2997785, 3426040, 4796456, 5995570, 6852080, 9592912, 11991140, 23982280, 47964560]

約数ペア:

[(1, 47964560), (2, 23982280), (4, 11991140), (5, 9592912), (7, 6852080), (8, 5995570), (10, 4796456), (14, 3426040), (16, 2997785), (20, 2398228), (28, 1713020), (35, 1370416), (40, 1199114), (56, 856510), (70, 685208), (80, 599557), (97, 494480), (112, 428255), (140, 342604), (194, 247240), (280, 171302), (388, 123620), (485, 98896), (560, 85651), (679, 70640), (776, 61810), (883, 54320), (970, 49448), (1358, 35320), (1552, 30905), (1766, 27160), (1940, 24724), (2716, 17660), (3395, 14128), (3532, 13580), (3880, 12362), (4415, 10864), (5432, 8830), (6181, 7760), (6790, 7064)]