20221880840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1\times {\mathrm{8753}}^1$

素因数の和:9031

約数の個数: 128

約数和(自身を含む): 53650114560

約数和(自身を除く): 33428233720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 140, 148, 185, 223, 259, 280, 296, 370, 446, 518, 740, 892, 1036, 1115, 1295, 1480, 1561, 1784, 2072, 2230, 2590, 3122, 4460, 5180, 6244, 7805, 8251, 8753, 8920, 10360, 12488, 15610, 16502, 17506, 31220, 33004, 35012, 41255, 43765, 57757, 61271, 62440, 66008, 70024, 82510, 87530, 115514, 122542, 165020, 175060, 231028, 245084, 288785, 306355, 323861, 330040, 350120, 462056, 490168, 577570, 612710, 647722, 1155140, 1225420, 1295444, 1619305, 1951919, 2267027, 2310280, 2450840, 2590888, 3238610, 3903838, 4534054, 6477220, 7807676, 9068108, 9759595, 11335135, 12954440, 13663433, 15615352, 18136216, 19519190, 22670270, 27326866, 39038380, 45340540, 54653732, 68317165, 72221003, 78076760, 90681080, 109307464, 136634330, 144442006, 273268660, 288884012, 361105015, 505547021, 546537320, 577768024, 722210030, 1011094042, 1444420060, 2022188084, 2527735105, 2888840120, 4044376168, 5055470210, 10110940420, 20221880840]

約数ペア:

[(1, 20221880840), (2, 10110940420), (4, 5055470210), (5, 4044376168), (7, 2888840120), (8, 2527735105), (10, 2022188084), (14, 1444420060), (20, 1011094042), (28, 722210030), (35, 577768024), (37, 546537320), (40, 505547021), (56, 361105015), (70, 288884012), (74, 273268660), (140, 144442006), (148, 136634330), (185, 109307464), (223, 90681080), (259, 78076760), (280, 72221003), (296, 68317165), (370, 54653732), (446, 45340540), (518, 39038380), (740, 27326866), (892, 22670270), (1036, 19519190), (1115, 18136216), (1295, 15615352), (1480, 13663433), (1561, 12954440), (1784, 11335135), (2072, 9759595), (2230, 9068108), (2590, 7807676), (3122, 6477220), (4460, 4534054), (5180, 3903838), (6244, 3238610), (7805, 2590888), (8251, 2450840), (8753, 2310280), (8920, 2267027), (10360, 1951919), (12488, 1619305), (15610, 1295444), (16502, 1225420), (17506, 1155140), (31220, 647722), (33004, 612710), (35012, 577570), (41255, 490168), (43765, 462056), (57757, 350120), (61271, 330040), (62440, 323861), (66008, 306355), (70024, 288785), (82510, 245084), (87530, 231028), (115514, 175060), (122542, 165020)]