2099561520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{1249739}}^1$

素因数の和:1249762

約数の個数: 80

約数和(自身を含む): 7438452480

約数和(自身を除く): 5338890960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 1249739, 2499478, 3749217, 4998956, 6248695, 7498434, 8748173, 9997912, 12497390, 14996868, 17496346, 18746085, 19995824, 24994780, 26244519, 29993736, 34992692, 37492170, 43740865, 49989560, 52489038, 59987472, 69985384, 74984340, 87481730, 99979120, 104978076, 131222595, 139970768, 149968680, 174963460, 209956152, 262445190, 299937360, 349926920, 419912304, 524890380, 699853840, 1049780760, 2099561520]

約数ペア:

[(1, 2099561520), (2, 1049780760), (3, 699853840), (4, 524890380), (5, 419912304), (6, 349926920), (7, 299937360), (8, 262445190), (10, 209956152), (12, 174963460), (14, 149968680), (15, 139970768), (16, 131222595), (20, 104978076), (21, 99979120), (24, 87481730), (28, 74984340), (30, 69985384), (35, 59987472), (40, 52489038), (42, 49989560), (48, 43740865), (56, 37492170), (60, 34992692), (70, 29993736), (80, 26244519), (84, 24994780), (105, 19995824), (112, 18746085), (120, 17496346), (140, 14996868), (168, 12497390), (210, 9997912), (240, 8748173), (280, 7498434), (336, 6248695), (420, 4998956), (560, 3749217), (840, 2499478), (1680, 1249739)]