2656553780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{46919}}^1$

素因数の和:47096

約数の個数: 48

約数和(自身を含む): 5911920000

約数和(自身を除く): 3255366220

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 149, 190, 298, 380, 596, 745, 1490, 2831, 2980, 5662, 11324, 14155, 28310, 46919, 56620, 93838, 187676, 234595, 469190, 891461, 938380, 1782922, 3565844, 4457305, 6990931, 8914610, 13981862, 17829220, 27963724, 34954655, 69909310, 132827689, 139818620, 265655378, 531310756, 664138445, 1328276890, 2656553780]

約数ペア:

[(1, 2656553780), (2, 1328276890), (4, 664138445), (5, 531310756), (10, 265655378), (19, 139818620), (20, 132827689), (38, 69909310), (76, 34954655), (95, 27963724), (149, 17829220), (190, 13981862), (298, 8914610), (380, 6990931), (596, 4457305), (745, 3565844), (1490, 1782922), (2831, 938380), (2980, 891461), (5662, 469190), (11324, 234595), (14155, 187676), (28310, 93838), (46919, 56620)]