28521470

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{3491}}^1$

素因数の和:3560

約数の個数: 32

約数和(自身を含む): 55313280

約数和(自身を除く): 26791810

約数列:

[1, 2, 5, 10, 19, 38, 43, 86, 95, 190, 215, 430, 817, 1634, 3491, 4085, 6982, 8170, 17455, 34910, 66329, 132658, 150113, 300226, 331645, 663290, 750565, 1501130, 2852147, 5704294, 14260735, 28521470]

約数ペア:

[(1, 28521470), (2, 14260735), (5, 5704294), (10, 2852147), (19, 1501130), (38, 750565), (43, 663290), (86, 331645), (95, 300226), (190, 150113), (215, 132658), (430, 66329), (817, 34910), (1634, 17455), (3491, 8170), (4085, 6982)]