2857904

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:130

約数の個数: 80

約数和(自身を含む): 7142400

約数和(自身を除く): 4284496

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 19, 28, 34, 38, 56, 68, 76, 79, 112, 119, 133, 136, 152, 158, 238, 266, 272, 304, 316, 323, 476, 532, 553, 632, 646, 952, 1064, 1106, 1264, 1292, 1343, 1501, 1904, 2128, 2212, 2261, 2584, 2686, 3002, 4424, 4522, 5168, 5372, 6004, 8848, 9044, 9401, 10507, 10744, 12008, 18088, 18802, 21014, 21488, 24016, 25517, 36176, 37604, 42028, 51034, 75208, 84056, 102068, 150416, 168112, 178619, 204136, 357238, 408272, 714476, 1428952, 2857904]

約数ペア:

[(1, 2857904), (2, 1428952), (4, 714476), (7, 408272), (8, 357238), (14, 204136), (16, 178619), (17, 168112), (19, 150416), (28, 102068), (34, 84056), (38, 75208), (56, 51034), (68, 42028), (76, 37604), (79, 36176), (112, 25517), (119, 24016), (133, 21488), (136, 21014), (152, 18802), (158, 18088), (238, 12008), (266, 10744), (272, 10507), (304, 9401), (316, 9044), (323, 8848), (476, 6004), (532, 5372), (553, 5168), (632, 4522), (646, 4424), (952, 3002), (1064, 2686), (1106, 2584), (1264, 2261), (1292, 2212), (1343, 2128), (1501, 1904)]