2786810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{97}}^1$

素因数の和:147

約数の個数: 48

約数和(自身を含む): 5810616

約数和(自身を除く): 3023806

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 97, 130, 169, 170, 194, 221, 338, 442, 485, 845, 970, 1105, 1261, 1649, 1690, 2210, 2522, 2873, 3298, 5746, 6305, 8245, 12610, 14365, 16393, 16490, 21437, 28730, 32786, 42874, 81965, 107185, 163930, 214370, 278681, 557362, 1393405, 2786810]

約数ペア:

[(1, 2786810), (2, 1393405), (5, 557362), (10, 278681), (13, 214370), (17, 163930), (26, 107185), (34, 81965), (65, 42874), (85, 32786), (97, 28730), (130, 21437), (169, 16490), (170, 16393), (194, 14365), (221, 12610), (338, 8245), (442, 6305), (485, 5746), (845, 3298), (970, 2873), (1105, 2522), (1261, 2210), (1649, 1690)]