13507480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2539}}^1$

素因数の和:2576

約数の個数: 64

約数和(自身を含む): 36576000

約数和(自身を除く): 23068520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2539, 2660, 5078, 5320, 10156, 12695, 17773, 20312, 25390, 35546, 48241, 50780, 71092, 88865, 96482, 101560, 142184, 177730, 192964, 241205, 337687, 355460, 385928, 482410, 675374, 710920, 964820, 1350748, 1688435, 1929640, 2701496, 3376870, 6753740, 13507480]

約数ペア:

[(1, 13507480), (2, 6753740), (4, 3376870), (5, 2701496), (7, 1929640), (8, 1688435), (10, 1350748), (14, 964820), (19, 710920), (20, 675374), (28, 482410), (35, 385928), (38, 355460), (40, 337687), (56, 241205), (70, 192964), (76, 177730), (95, 142184), (133, 101560), (140, 96482), (152, 88865), (190, 71092), (266, 50780), (280, 48241), (380, 35546), (532, 25390), (665, 20312), (760, 17773), (1064, 12695), (1330, 10156), (2539, 5320), (2660, 5078)]