2019651350

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{20789}}^1$

素因数の和:20897

約数の個数: 48

約数和(自身を含む): 3944278800

約数和(自身を除く): 1924627450

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 67, 134, 145, 290, 335, 670, 725, 1450, 1675, 1943, 3350, 3886, 9715, 19430, 20789, 41578, 48575, 97150, 103945, 207890, 519725, 602881, 1039450, 1205762, 1392863, 2785726, 3014405, 6028810, 6964315, 13928630, 15072025, 30144050, 34821575, 40393027, 69643150, 80786054, 201965135, 403930270, 1009825675, 2019651350]

約数ペア:

[(1, 2019651350), (2, 1009825675), (5, 403930270), (10, 201965135), (25, 80786054), (29, 69643150), (50, 40393027), (58, 34821575), (67, 30144050), (134, 15072025), (145, 13928630), (290, 6964315), (335, 6028810), (670, 3014405), (725, 2785726), (1450, 1392863), (1675, 1205762), (1943, 1039450), (3350, 602881), (3886, 519725), (9715, 207890), (19430, 103945), (20789, 97150), (41578, 48575)]