30647560

素因数分解:

$2^3\times 5^1\times {\mathrm{317}}^1\times {\mathrm{2417}}^1$

素因数の和:2745

約数の個数: 32

約数和(自身を含む): 69203160

約数和(自身を除く): 38555600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 317, 634, 1268, 1585, 2417, 2536, 3170, 4834, 6340, 9668, 12085, 12680, 19336, 24170, 48340, 96680, 766189, 1532378, 3064756, 3830945, 6129512, 7661890, 15323780, 30647560]

約数ペア:

[(1, 30647560), (2, 15323780), (4, 7661890), (5, 6129512), (8, 3830945), (10, 3064756), (20, 1532378), (40, 766189), (317, 96680), (634, 48340), (1268, 24170), (1585, 19336), (2417, 12680), (2536, 12085), (3170, 9668), (4834, 6340)]