3161780

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{1061}}^1$

素因数の和:1219

約数の個数: 24

約数和(自身を含む): 6690600

約数和(自身を除く): 3528820

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1061, 1490, 2122, 2980, 4244, 5305, 10610, 21220, 158089, 316178, 632356, 790445, 1580890, 3161780]

約数ペア:

[(1, 3161780), (2, 1580890), (4, 790445), (5, 632356), (10, 316178), (20, 158089), (149, 21220), (298, 10610), (596, 5305), (745, 4244), (1061, 2980), (1490, 2122)]