20796173860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{307}}^1\times {\mathrm{43987}}^1$

素因数の和:44321

約数の個数: 96

約数和(自身を含む): 54626761728

約数和(自身を除く): 33830587868

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 307, 308, 385, 614, 770, 1228, 1535, 1540, 2149, 3070, 3377, 4298, 6140, 6754, 8596, 10745, 13508, 16885, 21490, 23639, 33770, 42980, 43987, 47278, 67540, 87974, 94556, 118195, 175948, 219935, 236390, 307909, 439870, 472780, 483857, 615818, 879740, 967714, 1231636, 1539545, 1935428, 2419285, 3079090, 3386999, 4838570, 6158180, 6773998, 9677140, 13504009, 13547996, 16934995, 27008018, 33869990, 54016036, 67520045, 67739980, 94528063, 135040090, 148544099, 189056126, 270080180, 297088198, 378112252, 472640315, 594176396, 742720495, 945280630, 1039808693, 1485440990, 1890561260, 2079617386, 2970881980, 4159234772, 5199043465, 10398086930, 20796173860]

約数ペア:

[(1, 20796173860), (2, 10398086930), (4, 5199043465), (5, 4159234772), (7, 2970881980), (10, 2079617386), (11, 1890561260), (14, 1485440990), (20, 1039808693), (22, 945280630), (28, 742720495), (35, 594176396), (44, 472640315), (55, 378112252), (70, 297088198), (77, 270080180), (110, 189056126), (140, 148544099), (154, 135040090), (220, 94528063), (307, 67739980), (308, 67520045), (385, 54016036), (614, 33869990), (770, 27008018), (1228, 16934995), (1535, 13547996), (1540, 13504009), (2149, 9677140), (3070, 6773998), (3377, 6158180), (4298, 4838570), (6140, 3386999), (6754, 3079090), (8596, 2419285), (10745, 1935428), (13508, 1539545), (16885, 1231636), (21490, 967714), (23639, 879740), (33770, 615818), (42980, 483857), (43987, 472780), (47278, 439870), (67540, 307909), (87974, 236390), (94556, 219935), (118195, 175948)]