49890010

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{2707}}^1$

素因数の和:2830

約数の個数: 32

約数和(自身を含む): 95538240

約数和(自身を除く): 45648230

約数列:

[1, 2, 5, 10, 19, 38, 95, 97, 190, 194, 485, 970, 1843, 2707, 3686, 5414, 9215, 13535, 18430, 27070, 51433, 102866, 257165, 262579, 514330, 525158, 1312895, 2625790, 4989001, 9978002, 24945005, 49890010]

約数ペア:

[(1, 49890010), (2, 24945005), (5, 9978002), (10, 4989001), (19, 2625790), (38, 1312895), (95, 525158), (97, 514330), (190, 262579), (194, 257165), (485, 102866), (970, 51433), (1843, 27070), (2707, 18430), (3686, 13535), (5414, 9215)]