1796713720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{54979}}^1$

素因数の和:55052

約数の個数: 64

約数和(自身を含む): 4354416000

約数和(自身を除く): 2557702280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 43, 76, 86, 95, 152, 172, 190, 215, 344, 380, 430, 760, 817, 860, 1634, 1720, 3268, 4085, 6536, 8170, 16340, 32680, 54979, 109958, 219916, 274895, 439832, 549790, 1044601, 1099580, 2089202, 2199160, 2364097, 4178404, 4728194, 5223005, 8356808, 9456388, 10446010, 11820485, 18912776, 20892020, 23640970, 41784040, 44917843, 47281940, 89835686, 94563880, 179671372, 224589215, 359342744, 449178430, 898356860, 1796713720]

約数ペア:

[(1, 1796713720), (2, 898356860), (4, 449178430), (5, 359342744), (8, 224589215), (10, 179671372), (19, 94563880), (20, 89835686), (38, 47281940), (40, 44917843), (43, 41784040), (76, 23640970), (86, 20892020), (95, 18912776), (152, 11820485), (172, 10446010), (190, 9456388), (215, 8356808), (344, 5223005), (380, 4728194), (430, 4178404), (760, 2364097), (817, 2199160), (860, 2089202), (1634, 1099580), (1720, 1044601), (3268, 549790), (4085, 439832), (6536, 274895), (8170, 219916), (16340, 109958), (32680, 54979)]