82646140

素因数分解:

$2^2\times 5^1\times {\mathrm{439}}^1\times {\mathrm{9413}}^1$

素因数の和:9861

約数の個数: 24

約数和(自身を含む): 173970720

約数和(自身を除く): 91324580

約数列:

[1, 2, 4, 5, 10, 20, 439, 878, 1756, 2195, 4390, 8780, 9413, 18826, 37652, 47065, 94130, 188260, 4132307, 8264614, 16529228, 20661535, 41323070, 82646140]

約数ペア:

[(1, 82646140), (2, 41323070), (4, 20661535), (5, 16529228), (10, 8264614), (20, 4132307), (439, 188260), (878, 94130), (1756, 47065), (2195, 37652), (4390, 18826), (8780, 9413)]