279373264

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{19553}}^1$

素因数の和:19627

約数の個数: 40

約数和(自身を含む): 581927040

約数和(自身を除く): 302553776

約数列:

[1, 2, 4, 8, 16, 19, 38, 47, 76, 94, 152, 188, 304, 376, 752, 893, 1786, 3572, 7144, 14288, 19553, 39106, 78212, 156424, 312848, 371507, 743014, 918991, 1486028, 1837982, 2972056, 3675964, 5944112, 7351928, 14703856, 17460829, 34921658, 69843316, 139686632, 279373264]

約数ペア:

[(1, 279373264), (2, 139686632), (4, 69843316), (8, 34921658), (16, 17460829), (19, 14703856), (38, 7351928), (47, 5944112), (76, 3675964), (94, 2972056), (152, 1837982), (188, 1486028), (304, 918991), (376, 743014), (752, 371507), (893, 312848), (1786, 156424), (3572, 78212), (7144, 39106), (14288, 19553)]