2563708

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:170

約数の個数: 48

約数和(自身を含む): 5555200

約数和(自身を除く): 2991492

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 61, 76, 79, 122, 133, 158, 244, 266, 316, 427, 532, 553, 854, 1106, 1159, 1501, 1708, 2212, 2318, 3002, 4636, 4819, 6004, 8113, 9638, 10507, 16226, 19276, 21014, 32452, 33733, 42028, 67466, 91561, 134932, 183122, 366244, 640927, 1281854, 2563708]

約数ペア:

[(1, 2563708), (2, 1281854), (4, 640927), (7, 366244), (14, 183122), (19, 134932), (28, 91561), (38, 67466), (61, 42028), (76, 33733), (79, 32452), (122, 21014), (133, 19276), (158, 16226), (244, 10507), (266, 9638), (316, 8113), (427, 6004), (532, 4819), (553, 4636), (854, 3002), (1106, 2318), (1159, 2212), (1501, 1708)]