1373680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1$

素因数の和:254

約数の個数: 80

約数和(自身を含む): 3999744

約数和(自身を除く): 2626064

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 223, 280, 308, 385, 440, 446, 560, 616, 770, 880, 892, 1115, 1232, 1540, 1561, 1784, 2230, 2453, 3080, 3122, 3568, 4460, 4906, 6160, 6244, 7805, 8920, 9812, 12265, 12488, 15610, 17171, 17840, 19624, 24530, 24976, 31220, 34342, 39248, 49060, 62440, 68684, 85855, 98120, 124880, 137368, 171710, 196240, 274736, 343420, 686840, 1373680]

約数ペア:

[(1, 1373680), (2, 686840), (4, 343420), (5, 274736), (7, 196240), (8, 171710), (10, 137368), (11, 124880), (14, 98120), (16, 85855), (20, 68684), (22, 62440), (28, 49060), (35, 39248), (40, 34342), (44, 31220), (55, 24976), (56, 24530), (70, 19624), (77, 17840), (80, 17171), (88, 15610), (110, 12488), (112, 12265), (140, 9812), (154, 8920), (176, 7805), (220, 6244), (223, 6160), (280, 4906), (308, 4460), (385, 3568), (440, 3122), (446, 3080), (560, 2453), (616, 2230), (770, 1784), (880, 1561), (892, 1540), (1115, 1232)]