3670606640

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{211}}^1\times {\mathrm{2153}}^1$

素因数の和:2478

約数の個数: 80

約数和(自身を含む): 8663525856

約数和(自身を除く): 4992919216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 211, 404, 422, 505, 808, 844, 1010, 1055, 1616, 1688, 2020, 2110, 2153, 3376, 4040, 4220, 4306, 8080, 8440, 8612, 10765, 16880, 17224, 21311, 21530, 34448, 42622, 43060, 85244, 86120, 106555, 170488, 172240, 213110, 217453, 340976, 426220, 434906, 454283, 852440, 869812, 908566, 1087265, 1704880, 1739624, 1817132, 2174530, 2271415, 3479248, 3634264, 4349060, 4542830, 7268528, 8698120, 9085660, 17396240, 18171320, 36342640, 45882583, 91765166, 183530332, 229412915, 367060664, 458825830, 734121328, 917651660, 1835303320, 3670606640]

約数ペア:

[(1, 3670606640), (2, 1835303320), (4, 917651660), (5, 734121328), (8, 458825830), (10, 367060664), (16, 229412915), (20, 183530332), (40, 91765166), (80, 45882583), (101, 36342640), (202, 18171320), (211, 17396240), (404, 9085660), (422, 8698120), (505, 7268528), (808, 4542830), (844, 4349060), (1010, 3634264), (1055, 3479248), (1616, 2271415), (1688, 2174530), (2020, 1817132), (2110, 1739624), (2153, 1704880), (3376, 1087265), (4040, 908566), (4220, 869812), (4306, 852440), (8080, 454283), (8440, 434906), (8612, 426220), (10765, 340976), (16880, 217453), (17224, 213110), (21311, 172240), (21530, 170488), (34448, 106555), (42622, 86120), (43060, 85244)]