520199108

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{12809}}^1$

素因数の和:12908

約数の個数: 48

約数和(自身を含む): 1084648320

約数和(自身を除く): 564449212

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 71, 142, 143, 284, 286, 572, 781, 923, 1562, 1846, 3124, 3692, 10153, 12809, 20306, 25618, 40612, 51236, 140899, 166517, 281798, 333034, 563596, 666068, 909439, 1818878, 1831687, 3637756, 3663374, 7326748, 10003829, 11822707, 20007658, 23645414, 40015316, 47290828, 130049777, 260099554, 520199108]

約数ペア:

[(1, 520199108), (2, 260099554), (4, 130049777), (11, 47290828), (13, 40015316), (22, 23645414), (26, 20007658), (44, 11822707), (52, 10003829), (71, 7326748), (142, 3663374), (143, 3637756), (284, 1831687), (286, 1818878), (572, 909439), (781, 666068), (923, 563596), (1562, 333034), (1846, 281798), (3124, 166517), (3692, 140899), (10153, 51236), (12809, 40612), (20306, 25618)]