2789904

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1$

素因数の和:304

約数の個数: 80

約数和(自身を含む): 8249472

約数和(自身を除く): 5459568

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 17, 24, 26, 34, 39, 48, 51, 52, 68, 78, 102, 104, 136, 156, 204, 208, 221, 263, 272, 312, 408, 442, 526, 624, 663, 789, 816, 884, 1052, 1326, 1578, 1768, 2104, 2652, 3156, 3419, 3536, 4208, 4471, 5304, 6312, 6838, 8942, 10257, 10608, 12624, 13413, 13676, 17884, 20514, 26826, 27352, 35768, 41028, 53652, 54704, 58123, 71536, 82056, 107304, 116246, 164112, 174369, 214608, 232492, 348738, 464984, 697476, 929968, 1394952, 2789904]

約数ペア:

[(1, 2789904), (2, 1394952), (3, 929968), (4, 697476), (6, 464984), (8, 348738), (12, 232492), (13, 214608), (16, 174369), (17, 164112), (24, 116246), (26, 107304), (34, 82056), (39, 71536), (48, 58123), (51, 54704), (52, 53652), (68, 41028), (78, 35768), (102, 27352), (104, 26826), (136, 20514), (156, 17884), (204, 13676), (208, 13413), (221, 12624), (263, 10608), (272, 10257), (312, 8942), (408, 6838), (442, 6312), (526, 5304), (624, 4471), (663, 4208), (789, 3536), (816, 3419), (884, 3156), (1052, 2652), (1326, 2104), (1578, 1768)]