2106603920

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{577}}^1\times {\mathrm{971}}^1$

素因数の和:1608

約数の個数: 80

約数和(自身を含む): 5015893248

約数和(自身を除く): 2909289328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 577, 752, 940, 971, 1154, 1880, 1942, 2308, 2885, 3760, 3884, 4616, 4855, 5770, 7768, 9232, 9710, 11540, 15536, 19420, 23080, 27119, 38840, 45637, 46160, 54238, 77680, 91274, 108476, 135595, 182548, 216952, 228185, 271190, 365096, 433904, 456370, 542380, 560267, 730192, 912740, 1084760, 1120534, 1825480, 2169520, 2241068, 2801335, 3650960, 4482136, 5602670, 8964272, 11205340, 22410680, 26332549, 44821360, 52665098, 105330196, 131662745, 210660392, 263325490, 421320784, 526650980, 1053301960, 2106603920]

約数ペア:

[(1, 2106603920), (2, 1053301960), (4, 526650980), (5, 421320784), (8, 263325490), (10, 210660392), (16, 131662745), (20, 105330196), (40, 52665098), (47, 44821360), (80, 26332549), (94, 22410680), (188, 11205340), (235, 8964272), (376, 5602670), (470, 4482136), (577, 3650960), (752, 2801335), (940, 2241068), (971, 2169520), (1154, 1825480), (1880, 1120534), (1942, 1084760), (2308, 912740), (2885, 730192), (3760, 560267), (3884, 542380), (4616, 456370), (4855, 433904), (5770, 365096), (7768, 271190), (9232, 228185), (9710, 216952), (11540, 182548), (15536, 135595), (19420, 108476), (23080, 91274), (27119, 77680), (38840, 54238), (45637, 46160)]