260077720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{928849}}^1$

素因数の和:928867

約数の個数: 32

約数和(自身を含む): 668772000

約数和(自身を除く): 408694280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 928849, 1857698, 3715396, 4644245, 6501943, 7430792, 9288490, 13003886, 18576980, 26007772, 32509715, 37153960, 52015544, 65019430, 130038860, 260077720]

約数ペア:

[(1, 260077720), (2, 130038860), (4, 65019430), (5, 52015544), (7, 37153960), (8, 32509715), (10, 26007772), (14, 18576980), (20, 13003886), (28, 9288490), (35, 7430792), (40, 6501943), (56, 4644245), (70, 3715396), (140, 1857698), (280, 928849)]