86618140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{347}}^1\times {\mathrm{1783}}^1$

素因数の和:2146

約数の個数: 48

約数和(自身を含む): 208599552

約数和(自身を除く): 121981412

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 347, 694, 1388, 1735, 1783, 2429, 3470, 3566, 4858, 6940, 7132, 8915, 9716, 12145, 12481, 17830, 24290, 24962, 35660, 48580, 49924, 62405, 124810, 249620, 618701, 1237402, 2474804, 3093505, 4330907, 6187010, 8661814, 12374020, 17323628, 21654535, 43309070, 86618140]

約数ペア:

[(1, 86618140), (2, 43309070), (4, 21654535), (5, 17323628), (7, 12374020), (10, 8661814), (14, 6187010), (20, 4330907), (28, 3093505), (35, 2474804), (70, 1237402), (140, 618701), (347, 249620), (694, 124810), (1388, 62405), (1735, 49924), (1783, 48580), (2429, 35660), (3470, 24962), (3566, 24290), (4858, 17830), (6940, 12481), (7132, 12145), (8915, 9716)]