207841840

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{887}}^1$

素因数の和:1030

約数の個数: 80

約数和(自身を含む): 505414080

約数和(自身を除く): 297572240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 101, 116, 145, 202, 232, 290, 404, 464, 505, 580, 808, 887, 1010, 1160, 1616, 1774, 2020, 2320, 2929, 3548, 4040, 4435, 5858, 7096, 8080, 8870, 11716, 14192, 14645, 17740, 23432, 25723, 29290, 35480, 46864, 51446, 58580, 70960, 89587, 102892, 117160, 128615, 179174, 205784, 234320, 257230, 358348, 411568, 447935, 514460, 716696, 895870, 1028920, 1433392, 1791740, 2057840, 2598023, 3583480, 5196046, 7166960, 10392092, 12990115, 20784184, 25980230, 41568368, 51960460, 103920920, 207841840]

約数ペア:

[(1, 207841840), (2, 103920920), (4, 51960460), (5, 41568368), (8, 25980230), (10, 20784184), (16, 12990115), (20, 10392092), (29, 7166960), (40, 5196046), (58, 3583480), (80, 2598023), (101, 2057840), (116, 1791740), (145, 1433392), (202, 1028920), (232, 895870), (290, 716696), (404, 514460), (464, 447935), (505, 411568), (580, 358348), (808, 257230), (887, 234320), (1010, 205784), (1160, 179174), (1616, 128615), (1774, 117160), (2020, 102892), (2320, 89587), (2929, 70960), (3548, 58580), (4040, 51446), (4435, 46864), (5858, 35480), (7096, 29290), (8080, 25723), (8870, 23432), (11716, 17740), (14192, 14645)]